Set — Thou hast fixed the bounds of the habitable world in general, and of all the countries and people upon the earth. And as this clause shews God's power over all places, so the next displays his dominion over all times and seasons.
Related Commentaries of Psalms 74:17
Psalms 74:17
17 Thou hast set all the borders of the earth: thou hast madef summer and winter.