Parallel
Psalms 56:8
Swete's Septuagint · Berean Standard Bible
έτοίμη ἡ καρδία μου. ὁ θεός, ἑτοίμη ἡ καρδία μου, ᾄσομαι καὶ ψαλῶ.
57:7
My heart is steadfast, O God, my heart is steadfast. I will sing and make music.
57:8
Awake, my glory (note: Or Awake, my soul!)! Awake, O harp and lyre! I will awaken the dawn.