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 142:1

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

Maskil : a literary or musical term