en_tn_condensed/psa/038/022.md

Come quickly to help me

God is spoken of as if he is running to the writer to help him. (See: rc://en/ta/man/translate/figs-metaphor)

my salvation

The abstract noun "salvation" can be stated as an action. Alternate translation: "you are the one who saves me" (See: rc://en/ta/man/translate/figs-abstractnouns)