Jeremiah 17:9
Among all things living, man hath the most deceitful and unsearchable heart. Who shall then know it?
Ecclesiastes 9:3
Among all things that come to pass under the Sun, this is a mystery, that it happeneth unto all alike. This is the cause also that the hearts of men are full of wickedness, and mad foolishness is in their hearts, as long as they live, until they die.
Mark 7:21-22
For from within even out of the heart of men, proceed evil thoughts: adultery, fornication, murder,
Genesis 8:21
And the LORD smelled a sweet savour and said in his heart, "I will henceforth no more curse the earth for man's sake, for the imagination of man's heart is evil even from the very youth of him. Moreover I will not destroy from henceforth all that liveth as I have done.
Psalm 51:5
Behold, I was born in wickedness, and in sin hath my mother conceived me.
Jeremiah 16:12
And ye, with your shameful blasphemies, have exceeded the wickedness of your fathers. For every one of you followeth the froward and evil imagination of his own heart, and is not obedient unto me.
Genesis 6:5
And when the LORD saw that the wickedness of man was increased upon the earth, and that all the imagination and thoughts of his heart was only evil continually,
Job 15:14-16
What is man, that he should be clean? What hath he, which is born of a woman, whereby he might be known to be righteous?
Psalm 53:1-3
{To the Chanter, upon Mahalath, an instruction of David} The foolish bodies say in their hearts, "Tush, there is no God." Corrupt are they, and become abominable in their wickednesses, there is not one that doeth good.
Proverbs 28:26
He that trusteth in his own heart, is a fool; but he that dealeth wisely, shall be safe.
Matthew 13:15
For this people's hearts are waxed gross. And their ears were dull of hearing, and their eyes have they closed, lest they should see with their eyes, and hear with their ears, and should understand with their hearts, and should turn, that I might heal them.
Matthew 15:19
For out of the heart come evil thoughts, murder, breaking of wedlock, whoredom, theft, false witness-bearing, blasphemy.
James 1:14-15
But every man is tempted, drawn away, and enticed of his own concupiscence.
Hebrews 3:12
Take heed, brethren, that there be in none of you an evil heart, in unbelief, that he should depart from the living God:
Treasury of Scripture Knowledge did not add