Cut in pieces. See on 2 Kings 16:17. There appears to have been a general destruction of the sacred vessels of the Temple.
Shut up the doors. Ahaz put a stop to the Temple services. The lamps were put out, the burning of incense ceased, and the sacrifice of offerings was discontinued (ch. 29:7).
Altars in every corner. The one great altar of burnt offering was a forceful method of impressing upon the minds of the people the doctrine of the one true God. Numerous altars in all parts of Jerusalem spoke unmistakably of the polytheism that Ahaz fostered.