Psalm 89:28 Meaning

26He shall cry unto me, Thou art my father, my God, and the rock of my salvation.

27Also I will make him my firstborn, higher than the kings of the earth.

28My mercy will I keep for him for evermore, and my covenant shall stand fast with him.

29His seed also will I make to endure for ever, and his throne as the days of heaven.

30If his children forsake my law, and walk not in my judgments;