Titus 1:9

clinging to the faithful word according to the doctrine taught, that he may be able both to encourage with sound teaching and refute gainsayers.

1 Timothy 1:10

fornicators, sodomites, kidnappers, liars, perjurers; and if any other thing is opposed to sound teaching,

2 Thessalonians 2:15

So then, brethren, stand firm, and hold fast the instructions which ye have been taught, whether by word or by our letter.

1 Timothy 6:3

If any one teach differently, and do not accede to sound words, those of our Lord Jesus Christ, and the teaching which is according to piety,

2 Timothy 1:13

Have an outline of sound words, which words thou hast heard of me, in faith and love which are in Christ Jesus.

1 Timothy 1:15

Faithful is the word, and worthy of all acceptation, that Christ Jesus came into the world to save sinners, of whom I am the first.

Titus 2:1

But do thou speak the things that become sound teaching;

Job 2:3

And Jehovah said to Satan, Hast thou considered my servant Job, that there is none like him on the earth, a perfect and an upright man, one that feareth God and abstaineth from evil? and still he remaineth firm in his integrity, though thou movedst me against him, to swallow him up without cause.

Job 27:6

My righteousness I hold fast, and will not let it go: my heart reproacheth me not one of my days.

Proverbs 23:23

Buy the truth, and sell it not; wisdom, and instruction, and intelligence.

Acts 18:28

For he with great force convinced the Jews publicly, shewing by the scriptures that Jesus was the Christ.

1 Corinthians 14:24

But if all prophesy, and some unbeliever or simple person come in, he is convicted of all, he is judged of all;

1 Thessalonians 5:21

but prove all things, hold fast the right;

1 Timothy 1:19

maintaining faith and a good conscience; which last some, having put away, have made shipwreck as to faith;

1 Timothy 4:9

The word is faithful and worthy of all acceptation;

2 Timothy 2:2

And the things thou hast heard of me in the presence of many witnesses, these entrust to faithful men, such as shall be competent to instruct others also.

2 Timothy 2:25

in meekness setting right those who oppose, if God perhaps may sometime give them repentance to acknowledgment of the truth,

2 Timothy 4:3

For the time shall be when they will not bear sound teaching; but according to their own lusts will heap up to themselves teachers, having an itching ear;

Titus 1:11

who must have their mouths stopped, who subvert whole houses, teaching things which ought not to be taught for the sake of base gain.

Titus 2:7-8

in all things affording thyself as a pattern of good works; in teaching uncorruptedness, gravity,

Jude 1:3

Beloved, using all diligence to write to you of our common salvation, I have been obliged to write to you exhorting you to contend earnestly for the faith once delivered to the saints.

Revelation 2:25

but what ye have hold fast till I shall come.

Revelation 3:3

Remember therefore how thou hast received and heard, and keep it and repent. If therefore thou shalt not watch, I will come upon thee as a thief, and thou shalt not know at what hour I shall come upon thee.

Revelation 3:11

I come quickly: hold fast what thou hast, that no one take thy crown.

Treasury of Scripture Knowledge

Summary

Holding fast the faithful word as he hath been taught, that he may be able by sound doctrine both to exhort and to convince the gainsayers.

Bible References

Fast

1 Timothy 1:15
Faithful is the word, and worthy of all acceptation, that Christ Jesus came into the world to save sinners, of whom I am the first.
1 Timothy 4:9
The word is faithful and worthy of all acceptation;
1 Timothy 6:3
If any one teach differently, and do not accede to sound words, those of our Lord Jesus Christ, and the teaching which is according to piety,
2 Timothy 2:2
And the things thou hast heard of me in the presence of many witnesses, these entrust to faithful men, such as shall be competent to instruct others also.

Sound

Titus 2:1
But do thou speak the things that become sound teaching;
1 Timothy 1:10
fornicators, sodomites, kidnappers, liars, perjurers; and if any other thing is opposed to sound teaching,
1 Timothy 6:3
If any one teach differently, and do not accede to sound words, those of our Lord Jesus Christ, and the teaching which is according to piety,
2 Timothy 4:3
For the time shall be when they will not bear sound teaching; but according to their own lusts will heap up to themselves teachers, having an itching ear;

To convince

Titus 1:11
who must have their mouths stopped, who subvert whole houses, teaching things which ought not to be taught for the sake of base gain.
Acts 18:28
For he with great force convinced the Jews publicly, shewing by the scriptures that Jesus was the Christ.
1 Corinthians 14:24
But if all prophesy, and some unbeliever or simple person come in, he is convicted of all, he is judged of all;
2 Timothy 2:25
in meekness setting right those who oppose, if God perhaps may sometime give them repentance to acknowledgment of the truth,

General references

Leviticus 14:42
And they shall take other stones, and put them in the place of those stones; and they shall take other mortar, and shall plaster the house.
Leviticus 15:8
And if he that hath the flux spit upon him that is clean, then he shall wash his garments, and bathe in water, and be unclean until the even.
Ezekiel 44:9
Thus saith the Lord Jehovah: No stranger, uncircumcised in heart and uncircumcised in flesh, shall enter into my sanctuary, of any stranger that is among the children of Israel.
Haggai 2:11
Thus saith Jehovah of hosts: Ask now the priests concerning the law, saying,
Titus 2:1
But do thou speak the things that become sound teaching;