Genesis 6:5, “Then the LORD saw that the wickedness of man was great in the earth, and that every intent of the thoughts of his heart was only evil continually.”
Proverbs 6:18, (The LORD hates) “A heart that devises wicked plans, Feet that are swift in running to evil.”
Psalm 33:15, “He fashions their hearts individually; He considers all their works.”
Mark 7:21, “For from within, out of the heart of men, proceed evil thoughts, . . .”
(All NKJV)