Proverbs 27:19

As water reflects a face, so a man's heart reflects the man.

Genesis 6:5

Yahweh saw that the wickedness of man was great in the earth, and that every imagination of the thoughts of his heart was only evil continually.

Psalm 33:15

he who fashions all of their hearts; and he considers all of their works.

Mark 7:21

For from within, out of the hearts of men, proceed evil thoughts, adulteries, sexual sins, murders, thefts,

James 1:22-25

But be doers of the word, and not only hearers, deluding your own selves.

Treasury of Scripture Knowledge

Summary

As in water face answereth to face, so the heart of man to man.

Bible References

In

James 1:22
But be doers of the word, and not only hearers, deluding your own selves.

So

Genesis 6:5
Yahweh saw that the wickedness of man was great in the earth, and that every imagination of the thoughts of his heart was only evil continually.
Psalm 33:15
he who fashions all of their hearts; and he considers all of their works.
Mark 7:21
For from within, out of the hearts of men, proceed evil thoughts, adulteries, sexual sins, murders, thefts,