20:23 And the Lord spake unto Moses and Aaron - So these two dear brothers must part! Aaron must die first: but Moses is not likely to be long after him. So that it is only for a while, a little while, that they are separated.

Numbers 20:23 Parallel Commentaries

The Hebrews and the Philistines --Damascus
THE ISRAELITES IN THE LAND OF CANAAN: THE JUDGES--THE PHILISTINES AND THE HEBREW KINGDOM--SAUL, DAVID, SOLOMON, THE DEFECTION OF THE TEN TRIBES--THE XXIst EGYPTIAN DYNASTY--SHESHONQ OR SHISHAK DAMASCUS. The Hebrews in the desert: their families, clans, and tribes--The Amorites and the Hebrews on the left bank of the Jordan--The conquest of Canaan and the native reaction against the Hebrews--The judges, Ehud, Deborah, Jerubbaal or Gideon and the Manassite supremacy; Abimelech, Jephihdh. The Philistines, …
G. Maspero—History Of Egypt, Chaldaea, Syria, Babylonia, and Assyria, V 6

Backsliding.
"I will heal their backsliding; I will love them freely: for Mine anger is turned away."--Hosea xiv. 4. There are two kinds of backsliders. Some have never been converted: they have gone through the form of joining a Christian community and claim to be backsliders; but they never have, if I may use the expression, "slid forward." They may talk of backsliding; but they have never really been born again. They need to be treated differently from real back-sliders--those who have been born of the incorruptible …
Dwight L. Moody—The Way to God and How to Find It

Numbers
Like the last part of Exodus, and the whole of Leviticus, the first part of Numbers, i.-x. 28--so called,[1] rather inappropriately, from the census in i., iii., (iv.), xxvi.--is unmistakably priestly in its interests and language. Beginning with a census of the men of war (i.) and the order of the camp (ii.), it devotes specific attention to the Levites, their numbers and duties (iii., iv.). Then follow laws for the exclusion of the unclean, v. 1-4, for determining the manner and amount of restitution …
John Edgar McFadyen—Introduction to the Old Testament