'Iniquity' in the Bible

For I have told him that I am about to judge his house forever for the iniquity which he knew, because his sons brought a curse on themselves and he did not rebuke them.

Therefore I have sworn to the house of Eli that the iniquity of Eli’s house shall not be atoned for by sacrifice or offering forever.”

“For rebellion is as the sin of divination,And insubordination is as iniquity and idolatry.Because you have rejected the word of the Lord,He has also rejected you from being king.”

Then David fled from Naioth in Ramah, and came and said to Jonathan, “What have I done? What is my iniquity? And what is my sin before your father, that he is seeking my life?”

Therefore deal kindly with your servant, for you have brought your servant into a covenant of the Lord with you. But if there is iniquity in me, put me to death yourself; for why then should you bring me to your father?”