Deuteronomy 13:3

you shall not listen to the words of that prophet or that dreamer of dreams. For Jehovah your God is testing you to know whether you love Jehovah your God with all your heart and with all your soul.

Deuteronomy 8:2

And you shall remember all the way which Jehovah your God led you these forty years in the wilderness in order to humble you, to prove you, to know what is in your heart, whether you would keep His commandments or not.

Deuteronomy 6:5

And you shall love Jehovah your God with all your heart and with all your soul and with all your might.

1 Corinthians 11:19

For there must also be heresies among you, that the approved ones may be revealed among you.

Deuteronomy 8:16

who fed you in the wilderness with manna which your fathers did not know, so that He might humble you and so that He might prove you, to do you good in your latter end,

Psalm 66:10

For You have proved us, O God; You have tested us, as silver is refined.

Psalm 81:7

You called in trouble, and I delivered you; I answered you in the secret place of thunder; I tested you at the waters of Meribah. Selah.

Isaiah 8:20

To the Law and to the testimony! If they do not speak according to this Word, it is because no light is in them.

Matthew 24:24

For false Christs and false prophets will arise and show great signs and wonders; so much so that, if it were possible, they would deceive even the elect.

Acts 17:11

And these were more noble than those of Thessalonica, in that they received the Word with all readiness of mind and searched the Scriptures daily to see if those things were so.

2 Corinthians 8:8

I do not speak according to command, but through the eagerness of others, and testing the trueness of your love.

Ephesians 4:14

so that we no longer may be infants, tossed to and fro and carried about by every wind of doctrine, in the dishonesty of men, in cunning craftiness, to the wiles of deceit.

2 Thessalonians 2:11

And for this cause God shall send them strong delusion, that they should believe a lie,

1 John 2:19

They went out from us, but they were not of us; for if they were of us, they would have continued with us. But they went out so that it might be revealed that they were not all of us.

1 John 4:1

Beloved, do not believe every spirit, but try the spirits to see if they are of God, because many false prophets have gone out into the world.

1 John 4:4

You are of God, little children, and you have overcome them, because He who is in you is greater than he who is in the world.

Revelation 13:14

And it deceives those dwelling on the earth, because of the miracles which were given to it to do before the beast, saying to those dwelling on the earth that they should make an image to the beast who had the wound by a sword and lived.

Treasury of Scripture Knowledge

Summary

Thou shalt not hearken unto the words of that prophet, or that dreamer of dreams: for the LORD your God proveth you, to know whether ye love the LORD your God with all your heart and with all your soul.

Ye love the lord your god

Bible References

Hearken

Isaiah 8:20
To the Law and to the testimony! If they do not speak according to this Word, it is because no light is in them.
Acts 17:11
And these were more noble than those of Thessalonica, in that they received the Word with all readiness of mind and searched the Scriptures daily to see if those things were so.
Ephesians 4:14
so that we no longer may be infants, tossed to and fro and carried about by every wind of doctrine, in the dishonesty of men, in cunning craftiness, to the wiles of deceit.
1 John 4:1
Beloved, do not believe every spirit, but try the spirits to see if they are of God, because many false prophets have gone out into the world.

Proveth

Deuteronomy 8:2
And you shall remember all the way which Jehovah your God led you these forty years in the wilderness in order to humble you, to prove you, to know what is in your heart, whether you would keep His commandments or not.
Psalm 66:10
For You have proved us, O God; You have tested us, as silver is refined.
Psalm 81:7
You called in trouble, and I delivered you; I answered you in the secret place of thunder; I tested you at the waters of Meribah. Selah.
Matthew 24:24
For false Christs and false prophets will arise and show great signs and wonders; so much so that, if it were possible, they would deceive even the elect.
1 Corinthians 11:19
For there must also be heresies among you, that the approved ones may be revealed among you.
2 Thessalonians 2:11
And for this cause God shall send them strong delusion, that they should believe a lie,
1 John 2:19
They went out from us, but they were not of us; for if they were of us, they would have continued with us. But they went out so that it might be revealed that they were not all of us.
1 John 4:4
You are of God, little children, and you have overcome them, because He who is in you is greater than he who is in the world.
Revelation 13:14
And it deceives those dwelling on the earth, because of the miracles which were given to it to do before the beast, saying to those dwelling on the earth that they should make an image to the beast who had the wound by a sword and lived.

Ye love the lord your god

Deuteronomy 6:5
And you shall love Jehovah your God with all your heart and with all your soul and with all your might.
2 Corinthians 8:8
I do not speak according to command, but through the eagerness of others, and testing the trueness of your love.

General references

Genesis 44:2
And put my cup, the silver cup, in the mouth of the sack of the youngest, and his grain silver. And he did according to the word that Joseph had spoken.
Exodus 8:7
And the magicians did so with their secret arts, and brought up frogs upon the land of Egypt.
1 Kings 13:3
And he gave a sign the same day, saying, This is the sign which Jehovah has spoken. Behold, the altar shall be torn apart, and the ashes that are on it shall be poured out.
Proverbs 19:27
My son, cease to hear the discipline, only to stray from the words of knowledge.
Matthew 24:23
Then if any man shall say to you, Lo, here is Christ! Or, There! Do not believe it.
Mark 13:21
And then if anyone shall say to you, Lo, here is Christ! Or, lo, there! Do not believe him.