Psalm of Solomon 3:2

² ψάλλε καὶ γρηγόρησον ἐπὶ τὴν γρηγόρησιν αὐτοῦ ὅτι ἀγαθὸς ψαλμὸς τῷ θεῷ ἐξ ἀγαθῆς καρδίας