An I — The Lord who gave many blessings to win you to repentance, hath also tried what might be done by judgments. Cleanness of teeth — This is a description of famine.
Related Commentaries of Amos 4:6
Amos 4:6
6 And I also have given you cleanness of teeth in all your cities, and want of bread in all your places: yet have ye not returned unto me, saith the LORD.