Psalms 7:3-4

7:3 O Lord my God, if I have done what they say,

or am guilty of unjust actions,

7:4 or have wronged my ally,

or helped his lawless enemy,

Psalms 17:3

17:3 You have scrutinized my inner motives;

you have examined me during the night.

You have carefully evaluated me, but you find no sin.

I am determined I will say nothing sinful.

Proverbs 28:26

28:26 The one who trusts in his own heart is a fool,

but the one who walks in wisdom will escape.

Jeremiah 17:9-10

17:9 The human mind is more deceitful than anything else.

It is incurably bad. Who can understand it?

17:10 I, the Lord, probe into people’s minds.

I examine people’s hearts.

I deal with each person according to how he has behaved.

I give them what they deserve based on what they have done.