Psalms 59:1 - Joseph Benson’s Commentary on the Old and New Testaments

Deliver me from mine enemies, O my God Thou art God, and canst deliver me; my God, under whose protection I have put myself; and thou hast promised me to be a God all-sufficient, and therefore in honour and faithfulness thou wilt deliver me. He chiefly means Saul by his enemies; but speaks in the plural number, out of reverence to his king, and that he might, as far as he could with truth, lay the blame of these odious practices on those that were about him.