'Sinful' in the Bible

For whosoever shall be ashamed of me and of my words in this adulterous and sinful generation, the Son of man also shall be ashamed of him, when he cometh in the glory of his Father with the holy angels.

But Simon Peter, when he saw it, fell down at Jesus knees, saying, Depart from me; for I am a sinful man, O Lord.

saying that the Son of man must be delivered up into the hands of sinful men, and be crucified, and the third day rise again.

For when we were in the flesh, the sinful passions, which were through the law, wrought in our members to bring forth fruit unto death.

Did then that which is good become death unto me? God forbid. But sin, that it might be shown to be sin, by working death to me through that which is good; --that through the commandment sin might become exceeding sinful.

For what the law could not do, in that it was weak through the flesh, God, sending his own Son in the likeness of sinful flesh and for sin, condemned sin in the flesh: