Walk through Amos, verse by verse, with the great Bible Commentaries of Matthew Henry (1662 - 1714) & Adam Clarke (1760 - 1832)
{The Lord had mercy on this thing; It shall not be, said the Lord God.} Wycliffe's Bible
7:3
The LORD repented for this: It shall not be, saith the LORD. KJV
{The Lord had mercy on this thing; It shall not be, said the Lord God.} Wycliffe's Bible
The Lord repented - Changed his purpose of destroying them by the locusts.