Joshua 1:8

This book of the law shall not depart out of thy mouth, but thou shalt meditate therein day and night that thou may keep and do according to all that is written therein; for then thou shalt make thy way to prosper, and then thou shalt understand everything.

Psalm 19:14

Let the words of my mouth and the meditation of my heart be acceptable in thy sight, O LORD, my strength, and my redeemer.

Psalm 119:15

I will meditate in thy precepts and consider thy ways.

Deuteronomy 5:29

O that there were such a heart in them that they would fear me and keep all my commandments always that it might be well with them and with their children for ever!

Deuteronomy 5:32-3

Ye shall observe to do, therefore, as the LORD your God has commanded you; ye shall not turn aside to the right hand or to the left.

Deuteronomy 6:6-9

And these words, which I command thee this day, shall be upon thy heart,

Deuteronomy 11:18-19

Therefore, ye shall lay up these my words in your heart and in your soul and bind them for a sign upon your hand that they may be as frontlets between your eyes.

Deuteronomy 17:18-19

And it shall be when he sits upon the throne of his kingdom that he shall cause a copy of this second law to be written in a book in the presence of the priests the Levites;

Deuteronomy 29:9

Thou shalt keep, therefore, the words of this covenant and do them that ye may understand all that ye do.

Deuteronomy 30:14

But the word is very near unto thee, in thy mouth and in thy heart that thou may fulfil it.

Deuteronomy 31:11

when all Israel is come to appear before the LORD thy God in the place which he shall choose, thou shalt read this law before all Israel in their hearing.

Joshua 1:7

Only be thou strong and very courageous that thou mayest keep and do according to all the law, which Moses my slave commanded thee; turn not from it to the right hand or to the left that thou may be prospered in all the things that thou doest.

Psalm 1:1-3

Blessed is the man that does not walk in the counsel of the ungodly, nor stand in the way of sinners, nor sit in the seat of the scornful.

Psalm 37:30-31

Pe The mouth of the righteous speaks wisdom, and his tongue brings forth judgment.

Psalm 40:10

I have not hid thy righteousness within my heart; I have declared thy truth and thy salvation; I have not concealed thy mercy and thy truth from the great congregation.

Psalm 119:11

Thy spoken word have I hid in my heart that I might not sin against thee.

Psalm 119:42-43

And I shall answer him that reproaches me, by saying that I trust in thy word.

Psalm 119:97

MEM. O how I love thy law! it is my meditation all the day.

Psalm 119:99

I have more understanding than all my teachers, for thy testimonies have been my meditation.

Proverbs 2:1-5

My son, if thou wilt receive my words and hide my commandments within thee

Proverbs 3:1

My son, forget not my law, but let thine heart keep my commandments:

Isaiah 59:21

And this shall be my covenant with them, said the LORD; My spirit that is upon thee, and my words, which I have put in thy mouth, shall not depart out of thy mouth, nor out of the mouth of thy seed, nor out of the mouth of thy seed's seed, saith the LORD, from now on and for ever.

Matthew 7:21

Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of the heavens, but he that doeth the will of my Father who is in the heavens.

Matthew 7:24

Therefore, whosoever hears these words of mine and does them, I will liken him unto a prudent man, who built his house upon the rock;

Matthew 12:35

The good man out of the good treasure of the heart brings forth good things, and the evil man out of the evil treasure brings forth evil things.

Matthew 28:20

teaching them to observe all things whatsoever I have commanded you; and, behold, I am with you always even unto the end of the age. Amen.

Luke 11:28

But he said, Rather, blessed are those that hear the word of God and keep it.

John 13:17

If ye know these things, ye shall be blessed if ye do them.

John 14:21

He that has my commandments and keeps them, he it is that loves me; and he that loves me shall be loved of my Father, and I will love him and will manifest myself to him.

Ephesians 4:29

Let no corrupt word proceed out of your mouth, but that which is good for edification, that it may minister grace unto the hearers.

Colossians 3:16

Let the word of the Christ dwell in you in abundance in all wisdom, teaching you and exhorting you one to another with psalms and hymns and spiritual songs, with grace singing in your hearts unto the Lord.

1 Timothy 4:14-16

Neglect not the gift that is in thee, which is given unto thee to prophesy, through the laying on of the hands of the elders.

James 1:22-25

But be ye doers of the word, and not hearers only, deceiving your own selves.

Revelation 22:14

Blessed are those who do his commandments that their power and authority might be in the tree of life and they may enter in through the gates into the city.

Treasury of Scripture Knowledge

Summary

This book of the law shall not depart out of thy mouth; but thou shalt meditate therein day and night, that thou mayest observe to do according to all that is written therein: for then thou shalt make thy way prosperous, and then thou shalt have good success.

Bible References

Book

Deuteronomy 6:6
And these words, which I command thee this day, shall be upon thy heart,
Deuteronomy 11:18
Therefore, ye shall lay up these my words in your heart and in your soul and bind them for a sign upon your hand that they may be as frontlets between your eyes.
Deuteronomy 17:18
And it shall be when he sits upon the throne of his kingdom that he shall cause a copy of this second law to be written in a book in the presence of the priests the Levites;
Deuteronomy 30:14
But the word is very near unto thee, in thy mouth and in thy heart that thou may fulfil it.
Deuteronomy 31:11
when all Israel is come to appear before the LORD thy God in the place which he shall choose, thou shalt read this law before all Israel in their hearing.
Psalm 37:30
Pe The mouth of the righteous speaks wisdom, and his tongue brings forth judgment.
Psalm 40:10
I have not hid thy righteousness within my heart; I have declared thy truth and thy salvation; I have not concealed thy mercy and thy truth from the great congregation.
Psalm 119:42
And I shall answer him that reproaches me, by saying that I trust in thy word.
Isaiah 59:21
And this shall be my covenant with them, said the LORD; My spirit that is upon thee, and my words, which I have put in thy mouth, shall not depart out of thy mouth, nor out of the mouth of thy seed, nor out of the mouth of thy seed's seed, saith the LORD, from now on and for ever.
Matthew 12:35
The good man out of the good treasure of the heart brings forth good things, and the evil man out of the evil treasure brings forth evil things.
Ephesians 4:29
Let no corrupt word proceed out of your mouth, but that which is good for edification, that it may minister grace unto the hearers.

Thou shalt

Psalm 1:2
But his delight is in the law of the LORD, and in his law he meditates day and night.
Psalm 19:14
Let the words of my mouth and the meditation of my heart be acceptable in thy sight, O LORD, my strength, and my redeemer.
Psalm 119:11
Thy spoken word have I hid in my heart that I might not sin against thee.
Proverbs 2:1
My son, if thou wilt receive my words and hide my commandments within thee
Proverbs 3:1
My son, forget not my law, but let thine heart keep my commandments:
Colossians 3:16
Let the word of the Christ dwell in you in abundance in all wisdom, teaching you and exhorting you one to another with psalms and hymns and spiritual songs, with grace singing in your hearts unto the Lord.
1 Timothy 4:14
Neglect not the gift that is in thee, which is given unto thee to prophesy, through the laying on of the hands of the elders.

Observe

Deuteronomy 5:29
O that there were such a heart in them that they would fear me and keep all my commandments always that it might be well with them and with their children for ever!
Deuteronomy 6:1
Now these are the commandments, the statutes, and the rights, which the LORD your God commanded to teach you that ye might do them in the land into which ye go to inherit it
Matthew 7:21
Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of the heavens, but he that doeth the will of my Father who is in the heavens.
Matthew 28:20
teaching them to observe all things whatsoever I have commanded you; and, behold, I am with you always even unto the end of the age. Amen.
Luke 11:28
But he said, Rather, blessed are those that hear the word of God and keep it.
John 13:17
If ye know these things, ye shall be blessed if ye do them.
John 14:21
He that has my commandments and keeps them, he it is that loves me; and he that loves me shall be loved of my Father, and I will love him and will manifest myself to him.
James 1:22
But be ye doers of the word, and not hearers only, deceiving your own selves.
Revelation 22:14
Blessed are those who do his commandments that their power and authority might be in the tree of life and they may enter in through the gates into the city.

General references

Deuteronomy 17:19
and it shall be near unto him, and he shall read in it all the days of his life that he may learn to fear the LORD his God, to keep all the words of this law and these statutes, to do them,
Joshua 10:8
And the LORD said unto Joshua, Do not fear them; for I have delivered them into thy hand; there shall not a man of them stand before thee.
Isaiah 48:15
I, even I, have spoken; I have called him: I have brought him, and therefore his way shall be prospered.