Jamieson, Fausset and Brown on Psalms 2:6

6. The purpose here declared, in its execution, involves their overthrow.

Yet--literally, "and," in an adversative sense.

I have set--anointed, or firmly placed, with allusion in the Hebrew to "casting an image in a mould." The sense is not materially varied in either case.

my king--appointed by Me and for Me (Nu 27:18).

upon my holy hill of Zion--Zion, selected by David as the abode of the ark and the seat of God's visible residence (1Ki 8:1); as also David, the head of the Church and nation, and type of Christ, was called holy, and the Church itself came to be thus named (Psa 9:11; 51:18; 99:2; Is 8:18; 18:7, &c.).