1 John 1:8
If we say we have no sin, we deceive ourselves, and the truth is not in us

Ecclesiastes 7:20
Surely there is not a righteous man on earth who does good and never sins.

Isaiah 64:6
We have all become like one who is unclean, and all our righteous deeds are like a polluted garment. We all fade like a leaf, and our iniquities, like the wind, take us away