עזרא ט:טו מדרש: ספרא

23) And in this vein Ezra writes (Ezra 9:14) "Shall we again break Your commandments and make marriages with the people of these abominations? Would You not rage against us until You consumed us, without remnant or escape? (Ezra 9:15) O L–rd, G d of Israel, You are righteous!"