Rejoice the soul of thy servant,.... With the discoveries of love, of pardoning grace, and mercy, before made sad with sin or sufferings; and with the light of God's countenance, before troubled with the hidings of his face: this may be applied to Christ, in sorrowful circumstances, who was made full of joy with his Father's countenance, Matthew 26:37
for unto thee, O Lord, do I lift up my soul: in prayer, as the Targum adds; and it denotes the devotion, fervency, heartiness, and sincerity, of his prayer; the doing of it with a true heart, the lifting up of the heart with the hands unto God, Lamentations 3:41 or by way of offering unto the Lord, not the body only, but the soul or heart also; or as a depositum committed into his hands; so Christ lifted up his eyes, and his heart and soul, to his divine Father; and also made his soul an offering for sin, and at death commended his spirit into his hands,