New Defender's Study Bible Notes
3:8 populous No. “Populous No,” possibly better translated “No-Amon” (Amon being its chief deity), was the magnificent city of Thebes, in upper Egypt. It was invaded and cruelly destroyed by the Assyrians in about 666 B.C., as mentioned in Nahum 3:10. Thus, chapter 3 of Nahum’s prophecy must have been written after this.