found - unable to resist me: hath overcome (so Psa 21:8).
and whose - rather, “and their.” This clause, down to “Samaria,” is parenthetical.
excel - were more powerful. He regards Jerusalem as idolatrous, an opinion which it often had given too much ground for: Jehovah was in his view the mere local god of Judea, as Baal of the countries where it was adored, nay, inferior in power to some national gods (Isa 36:19, Isa 36:20; Isa 37:12). See in opposition, Isa 37:20; Isa 46:1.
As my hand ... shall I not, as I have - a double protasis. Agitation makes one accumulate sentences.