Psalms 57:1

David : a son of Jesse of Judah; king of Israel,son of Jesse of Judah; king of Israel

Miktam : a literary or musical term (NIV margin)

Saul : the sixth king of Edom,son of Simeon and a Canaanite woman,son of Uzziah of Kohath son of Levi

Psalms 3:1-8

Absalom : the son of David and Maacah

David : a son of Jesse of Judah; king of Israel,son of Jesse of Judah; king of Israel

Selah : a musical notation for crescendo or emphasis by action (IBD)
(30° 19´, 35° 27´)