en_tn/psa/139/001.md

See: rc://en/ta/man/translate/writing-poetry and rc://en/ta/man/translate/figs-parallelism

For the chief musician

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

A psalm of David

"This is a psalm that David wrote."

examined

AT: "searched" or "tested"

know when I sit down and when I get up

AT: "know everything about me" (See: rc://en/ta/man/translate/figs-idiom)