Deuteronomy 13:3

hearken not unto the words of that prophet or dreamer of dreams. For the LORD thy God tempteth you, to wete whether ye love the LORD your God with all your hearts and with all your souls.

Deuteronomy 8:2

And think on all the ways which the LORD thy God led thee this forty years in the wilderness, for to humble thee and to prove thee, to wete what was in thine heart, whether thou wouldest keep his commandments or no.

Deuteronomy 6:5

And thou shalt love the LORD thy God with all thine heart, with all thy soul and with all thy might.

1 Corinthians 11:19

For there must be sects among you, that they which among you are perfect might be known.

Deuteronomy 8:16

which fed thee in the wilderness with Manna whereof thy fathers knew not, for to humble thee and to prove thee, that he might do thee good at thy latter end.

Psalm 66:10

For thou, O God, hast proved us; thou hast tried us like as silver is tried.

Psalm 81:7

When thou calledest upon me in trouble, I delivered thee, and heard thee, what time as the storm fell upon thee. I proved thee also at the waters of strife. Selah.

Isaiah 8:20

If any man want light, let him look upon the law and the testimony whether they speak not after this meaning.

Matthew 24:24

for there shall arise false Christs, and false prophets and shall do great miracles and wonders. Insomuch that if it were possible, even the very elect should be deceived.

Acts 17:11

These were the noblest of birth among them of Thessalonica, which received the word with all diligence of mind, and searched the scriptures daily whether those things were even so.

2 Corinthians 8:8

This say I not as commanding: but because others are so fervent, therefore prove I your love, whether it be perfect or no.

Ephesians 4:14

That we henceforth be no more children, wavering and carried with every wind of doctrine, by the wiliness of men and craftiness, whereby they lay a wait for us to deceive us.

2 Thessalonians 2:11

And therefore God shall send them strong delusion, that they should believe lies:

1 John 2:19

They went out of us, but they were not of us. For if they had been of us, they would no doubt have continued with us. But that fortuned, that it might appear that they were not of us.

1 John 4:1

Ye beloved, believe not every spirit: but prove the spirits whether they be of God, or not: for many false prophets are gone out in to the world.

1 John 4:4

Little children, ye are of God, and have overcome them: for greater is he that is in you, than he that is in the world.

Revelation 13:14

And deceived them that dwelt on the earth, by the means of those signs which he had power to do in the sight of the beast, saying to them that dwelt on the earth: that they should make an image unto the beast, which had the wound of a sword, and did live.

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
If any man want light, let him look upon the law and the testimony whether they speak not after this meaning.
Acts 17:11
These were the noblest of birth among them of Thessalonica, which received the word with all diligence of mind, and searched the scriptures daily whether those things were even so.
Ephesians 4:14
That we henceforth be no more children, wavering and carried with every wind of doctrine, by the wiliness of men and craftiness, whereby they lay a wait for us to deceive us.
1 John 4:1
Ye beloved, believe not every spirit: but prove the spirits whether they be of God, or not: for many false prophets are gone out in to the world.

Proveth

Deuteronomy 8:2
And think on all the ways which the LORD thy God led thee this forty years in the wilderness, for to humble thee and to prove thee, to wete what was in thine heart, whether thou wouldest keep his commandments or no.
Psalm 66:10
For thou, O God, hast proved us; thou hast tried us like as silver is tried.
Psalm 81:7
When thou calledest upon me in trouble, I delivered thee, and heard thee, what time as the storm fell upon thee. I proved thee also at the waters of strife. Selah.
Matthew 24:24
for there shall arise false Christs, and false prophets and shall do great miracles and wonders. Insomuch that if it were possible, even the very elect should be deceived.
1 Corinthians 11:19
For there must be sects among you, that they which among you are perfect might be known.
2 Thessalonians 2:11
And therefore God shall send them strong delusion, that they should believe lies:
1 John 2:19
They went out of us, but they were not of us. For if they had been of us, they would no doubt have continued with us. But that fortuned, that it might appear that they were not of us.
1 John 4:4
Little children, ye are of God, and have overcome them: for greater is he that is in you, than he that is in the world.
Revelation 13:14
And deceived them that dwelt on the earth, by the means of those signs which he had power to do in the sight of the beast, saying to them that dwelt on the earth: that they should make an image unto the beast, which had the wound of a sword, and did live.

Ye love the lord your god

Deuteronomy 6:5
And thou shalt love the LORD thy God with all thine heart, with all thy soul and with all thy might.
2 Corinthians 8:8
This say I not as commanding: but because others are so fervent, therefore prove I your love, whether it be perfect or no.

General references

Genesis 44:2
and put every man's money in his bag mouth, and put my silver cup in the sack's mouth of the youngest and his corn money also." And he did as Joseph had said.
Exodus 8:7
And the sorcerers did likewise with their sorcery, and the frogs came up upon the land of Egypt.
1 Kings 13:3
And he gave them the same time a sign, saying, "This is the sign, of that the LORD hath promised: Behold, the altar shall rent and the ashes that are in it shall fall out."
Proverbs 19:27
My son, heareth no more the doctrine that leadeth thee away from the words of understanding.
Matthew 24:23
Then if any man shall say unto you, 'Lo, here is Christ,' or 'There is Christ': believe it not:
Mark 13:21
And then, if any man say to you, 'Lo, here is Christ, lo, he is there,' believe not.