sinned. Hebrew. chata'. App-44. David's repentance and confession preceded Gad's visit to him.
iniquity. perverseness.
Related Commentaries of 1 Chronicles 21:8
1 Chronicles 21:8
8 And David said unto God, I have sinned greatly, because I have done this thing: but now, I beseech thee, do away the iniquity of thy servant; for I have done very foolishly.