Savior
And Saul said, There shall not a man be put to death this day: for to day the LORD hath wrought salvation in Israel. 1 Samuel 11:13
Saul refuses revenge and says the victory was Jehovah's salvation, not his own. The premortal Christ is the One who brings salvation to Israel.
AttestedJehovah — the LORDA divine name
How we know: Jehovah is the premortal Christ (Abraham 1:16; D&C 110:3–4)