hath spoken. Verses 6-9 refer to the promise of the possession of the whole of Canaan, confirmed in 2 Samuel 7:10. David here encourages himself by it.
Shechem... Succoth. West and east of Jordan.
Related Commentaries of Psalms 60:6
Psalms 60:6
6 God hath spoken in his holiness; I will rejoice, I will divide Shechem, and mete out the valley of Succoth.