Jehovah
But take diligent heed to do the commandment and the law, which Moses the servant of the LORD charged you, to love the LORD your God, and to walk in all his ways, and to keep his commandments, and to cleave unto him, and to serve him with all your heart and with all your soul. Joshua 22:5
Joshua's parting charge is to love Jehovah, the premortal Christ, and cleave to Him with all the heart and soul. Jesus later called loving God this way the first and great commandment.
How we know: Jehovah is the premortal Christ (Abraham 1:16; D&C 110:3–4) · the verse itself names Him · a footnote points to Him · another scripture interprets it of Him
- alludes to Deuteronomy 6:5 — 'thou shalt love the LORD thy God with all thine heart, and with all thy soul, and with all thy might' - verified wording
