Deuteronomy 30:17

'And if thy heart doth turn, and thou dost not hearken, and hast been driven away, and hast bowed thyself to other gods, and served them,

Deuteronomy 17:17

And he doth not multiply to himself wives, and his heart doth not turn aside, and silver and gold he doth not multiply to himself -- exceedingly.

Deuteronomy 29:18-28

lest there be among you a man or woman, or family or tribe, whose heart is turning to-day from Jehovah our God, to go to serve the gods of those nations, lest there be in you a root fruitful of gall and wormwood:

1 Samuel 12:25

and if ye really do evil, both ye and your king are consumed.'

1 Kings 11:2

of the nations of which Jehovah said unto the sons of Israel, 'Ye do not go in to them, and they do not go in to you; surely they turn aside your heart after their gods;' to them hath Solomon cleaved for love.

Proverbs 1:32

For the turning of the simple slayeth them, And the security of the foolish destroyeth them.

Proverbs 14:14

From his ways is the backslider in heart filled, And a good man -- from his fruits.

John 3:19-21

'And this is the judgment, that the light hath come to the world, and men did love the darkness rather than the light, for their works were evil;

2 Timothy 4:4

and indeed, from the truth the hearing they shall turn away, and to the fables they shall be turned aside.

Hebrews 3:12

See, brethren, lest there shall be in any of you an evil heart of unbelief in the falling away from the living God,

Hebrews 12:25

See, may ye not refuse him who is speaking, for if those did not escape who refused him who upon earth was divinely speaking -- much less we who do turn away from him who speaketh from heaven,

Treasury of Scripture Knowledge

Summary

But if thine heart turn away, so that thou wilt not hear, but shalt be drawn away, and worship other gods, and serve them;

General references

Bible References

If thine

Deuteronomy 29:18
lest there be among you a man or woman, or family or tribe, whose heart is turning to-day from Jehovah our God, to go to serve the gods of those nations, lest there be in you a root fruitful of gall and wormwood:
1 Samuel 12:25
and if ye really do evil, both ye and your king are consumed.'
John 3:19
'And this is the judgment, that the light hath come to the world, and men did love the darkness rather than the light, for their works were evil;

Heart

Deuteronomy 17:17
And he doth not multiply to himself wives, and his heart doth not turn aside, and silver and gold he doth not multiply to himself -- exceedingly.
1 Kings 11:2
of the nations of which Jehovah said unto the sons of Israel, 'Ye do not go in to them, and they do not go in to you; surely they turn aside your heart after their gods;' to them hath Solomon cleaved for love.
Proverbs 1:32
For the turning of the simple slayeth them, And the security of the foolish destroyeth them.
Proverbs 14:14
From his ways is the backslider in heart filled, And a good man -- from his fruits.
2 Timothy 4:4
and indeed, from the truth the hearing they shall turn away, and to the fables they shall be turned aside.
Hebrews 3:12
See, brethren, lest there shall be in any of you an evil heart of unbelief in the falling away from the living God,
Hebrews 12:25
See, may ye not refuse him who is speaking, for if those did not escape who refused him who upon earth was divinely speaking -- much less we who do turn away from him who speaketh from heaven,

General references

Deuteronomy 11:26
'See, I am setting before you to-day a blessing and a reviling: