20:14-21 The nearest way to Canaan from the place where Israel encamped, was through the country of Edom. The ambassadors who were sent returned with a denial. The Edomites feared to receive damage by the Israelites. And had this numerous army been under any other discipline than that of the righteous God himself, there might have been cause for this jealousy. But Esau hated Jacob because of the blessing; and now the hatred revived, when the blessing was about to be inherited. We must not think it strange, if reasonable requests be denied by unreasonable men, and if those whom God favours be affronted by men.

14-16. Moses sent messengers … to the king of Edom—The encampment at Kadesh was on the confines of the Edomite territory, through which the Israelites would have had an easy passage across the Arabah by Wady-el-Ghuweir, so that they could have continued their course around Moab, and approached Palestine from the east [Roberts]. The Edomites, being the descendants of Esau and tracing their line of descent from Abraham as their common stock, were recognized by the Israelites as brethren, and a very brotherly message was sent to them.