'Iniquity' in the Bible

I will be a father to him and he will be a son to Me; when he commits iniquity, I will correct him with the rod of men and the strokes of the sons of men,

The woman of Tekoa said to the king, “O my lord, the king, the iniquity is on me and my father’s house, but the king and his throne are guiltless.”

Absalom answered Joab, “Behold, I sent for you, saying, ‘Come here, that I may send you to the king, to say, “Why have I come from Geshur? It would be better for me still to be there.”’ Now therefore, let me see the king’s face, and if there is iniquity in me, let him put me to death.”

“I was also blameless toward Him,And I kept myself from my iniquity.

Now David’s heart troubled him after he had numbered the people. So David said to the Lord, “I have sinned greatly in what I have done. But now, O Lord, please take away the iniquity of Your servant, for I have acted very foolishly.”