fire - See the same figure, Num 21:28; Isa 5:24; Isa 10:17.
house of Jacob ... Joseph - that is, the two kingdoms, Judah and Ephraim or Israel [Jerome]. The two shall form one kingdom, their former feuds being laid aside (Isa 11:12, Isa 11:13; Isa 37:22-28; Jer 3:18; Hos 1:11). The Jews returned with some of the Israelites from Babylon; and, under John Hyrcanus, so subdued and, compelling them to be circumcised, incorporated the Idumeans with themselves that they formed part of the nation [Josephus, Antiquities, 13.17; 12.11]. This was but an earnest of the future union of Israel and Judah in the possession of the enlarged land as one kingdom (Eze 37:16, etc.).