hiding place. Note Jehovah my righteousness (Psa_32:6), my hiding place (Psa_32:7), and my guide (Psa_32:8). Compare Psa_9:9; Psa_27:5; Psa_31:20; Psa_119:114.
songs = shoutings.
Selah. Connecting this worship and praise with the further instruction and guidance which such receive.