# my spirit has rejoiced

Both "soul" and "spirit" refer to the spiritual part of a person. Mary is saying that her worship comes from deep inside her. Alternate translation: "my heart has rejoiced" or "I rejoice" (See: [[rc://en/ta/man/jit/figs-synecdoche]])

# has rejoiced in

"has felt very joyful about" or "was very happy about"

# God my Savior

"God, the One who saves me" or "God, who saves me"