Matthew 23:28
So also ye without truly appear just to men, but within ye are full of hypocrisy and iniquity.
Matthew 23:5
And all their works do they, to be seen by men: and make broad their preservatives, and enlarge the border of their garments
1 Samuel 16:7
And Jehovah will say to Samuel, Thou shalt not look upon his aspect or upon the height of his stature; for I rejected him: for not what man will see, for man will see with the eyes, and Jehovah will see at the heart
Psalm 51:6
Behold, thou didst delight in truth in the reins, and in bidden things thou wilt cause me to know wisdom.
Jeremiah 17:9-10
The heart is deceitful above all, and man himself, who shall know him?
Matthew 12:34-35
O generation of vipers! how can ye speak good things, being evil? for out of the abundance of the heart the month speaks.
Matthew 15:19-20
For from the heart come forth evil reflections, slaughters, adulteries, fornications, thefts, false testimonies, defamations:
Mark 7:21-23
For within, out of the heart of men, go forth evil reflections, adulteries, fornications, murders,
Luke 16:15
And he said to them, Ye are they justifying yourselves before men; and God knows your hearts: for the high with men is abomination before God.
Hebrews 4:12-13
For the word of God living, and effective, and more piercing than any two-mouthed sword, and penetrating even to the division both of soul and spirit, both the joints and marrows, and a critic of the reflections and thoughts of the heart.