All the treasures. Some of the vessels of the Temple had already been taken to Babylon in 605, in Nebuchadnezzar’s first attack on Jerusalem (Dan. 1:2; 2 Chron. 36:7). No doubt the most valuable vessels that remained after the initial looting were now carried away. Some vessels were still allowed to remain (2 Kings 25:13–16; Jer. 27:18–20). Concerning the number of vessels taken to Babylon see Ezra 1:7–11.
As the Lord had said. Isaiah had made such a prediction at the time of the visit of the Babylonian envoys to Hezekiah (2 Kings 20:17; Isa. 39:6).