'Guilt' in the Bible

‘If I sin, then You would take note and observe me,And You would not acquit me of my guilt.

“Shall a multitude of words not be answered?And should a talkative man [making such a long-winded defense] be acquitted?

And [that He would] show you the secrets of wisdom!For sound wisdom has two sides.Know therefore that God forgets a part of your wickedness and guilt.

“He does not believe that he will return out of the darkness [for fear of being murdered],And he is destined for the sword [of God’s vengeance].

Although there is no violence or wrongdoing in my hands,And my prayer is pure.

“If my step has turned away from the way [of God],Or if my heart has [covetously] followed my eyes,Or if any spot [of guilt] has stained my hands,