# For the chief musician

"This is for the director of music to use in worship."

# A psalm of David

Possible meanings are 1) David wrote the psalm or 2) the psalm is about David or 3) the psalm is in the style of David's psalms.

# when Nathan the prophet came to him

"when Nathan the prophet came to David and rebuked him"

# because of your covenant faithfulness

"because you are faithful to your covenant"

# for the sake of the multitude of your merciful actions

"because you do so many merciful things"

# blot out my transgressions

"forgive my sins like someone wiping something away" or "forget my sins like someone who erases a record of sins"