15 Years earlier, when David devastated Edom, Joab, commander of the army, on his way to bury the dead, massacred all the men of Edom.

Matthew Henry's Commentary on 1 Kings 11:15

Commentary on 1 Kings 11:14-25

(Read 1 Kings 11:14-25)

While Solomon kept close to God and to his duty, there was no enemy to give him uneasiness; but here we have an account of two. If against us, he can make us fear even the least, and the very grasshopper shall be a burden. Though they were moved by principles of ambition or revenge, God used them to correct Solomon.