Genesis 6:5
5 The Lord saw that the wickedness of man was great in the earth, and that mevery intention of the thoughts of his heart was only evil continually.
Genesis 8:21
21 And when the Lord smelled the qpleasing aroma, the Lord said in his heart, r“I will never again curse1 the ground because of man, for sthe intention of man’s heart is evil from his youth. tNeither will I ever again strike down every living creature as I have done.
Ecclesiastes 8:11
11 Because the sentence against an evil deed is not executed speedily, jthe heart of the children of man is fully set to do evil.
Jeremiah 17:9
9 The heart is deceitful above all things,
and desperately sick;
who can understand it?