Isaiah 47:9

“But these two things shall come to thee in a moment on one day, &c.] Suddenly, at once, at one and the same time. The destruction of Babylon was very sudden; the city was taken by surprise, before the inhabitants were aware of it, while the king and his nobles were regaling themselves at a feast; that very night Belshazzar was slain, and Darius the Mede took the kingdom, (<270530>Daniel 5:30,31) and so those two things she boasted of would never be her lot came upon her together and at once: “the loss of children, and widowhood”; bereaved of her king, and the whole royal family, and of her people in great numbers, who were either slain, or carried captive; or, however, the kingdom was…”

“in a moment--It should not decay slowly, but be suddenly and unexpectedly destroyed; in a single night it was taken by Cyrus. The prophecy was again literally fulfilled when Babylon revolted against Darius; and, in order to hold out to the last, each man chose one woman of his family, and strangled the rest, to save provisions. Darius impaled three thousand of the revolters. in . . . perfection--that is, "in full measure." for . . . for--rather, "notwithstanding the . . . notwithstanding"; "in spite of" [LOWTH]. So "for" (Num 14:11). Babylon was famous for "expiations or sacrifices, and other incantations, whereby they tried to avert evil and obtain good" [DIODORUS SICULUS].”

“In a moment, in one day - This is designed, undoubtedly, to describe the suddenness with which Babylon would be destroyed. It would not decay slowly, and by natural causes, but it would not decay slowly, and by natural causes, but it would be suddenly and unexpectedly destroyed. How strikingly this was fulfilled, it is not needful to pause to state (see Isaiah 13:0, note; Isaiah 14:1, note) In the single night in which Babylon was taken by Cyrus, a death-blow was given to all her greatness and power, and at that moment a train of causes was originated which did not cease to operate until it became a pile of ruins. The loss of children, and widowhood - Babylon would be in the situation of a…”

“Perfection - In the highest degree. Isaiah 47:10”

“47:9 Witchcraft and magic were commonly used in an attempt to ward off evil and to secure a happy future.”

“these two: Isa 51:18, Isa 51:19; Rut 1:5, Rut 1:20; Luk 7:12, Luk 7:13 in a moment: Isa 13:19; Psa 73:19; Th1 5:3; Rev 18:8-10 they shall come: Isa 13:20-22, Isa 14:22, Isa 14:23; Jer 51:29, Jer 51:62-64; Rev 18:21-23 for the multitude: Isa 47:12, Isa 47:13; Dan 2:2, Dan 4:7, Dan 5:7; Nah 3:4; Th2 2:9, Th2 2:10; Rev 9:20, Rev 9:21, Rev 18:23; Rev 21:8, Rev 22:15 Isaiah 47:10”