All things bear record · Doctrine and Covenants
2 witnesses of Christ here, and 2 further echoes from the reading.
Jesus — Jehovah saves; Christ — the Anointed One
Hearken, my servant John, and listen to the words of Jesus Christ, your Lord and your Redeemer. Doctrine and Covenants 15:1
The Savior introduces the revelation as His own words.
How we know: the verse itself names Him
Redeemer — one who buys back and frees
Hearken, my servant John, and listen to the words of Jesus Christ, your Lord and your Redeemer. Doctrine and Covenants 15:1
Christ is John Whitmer's personal Redeemer, the one who paid the price to free him from sin and death.
How we know: the verse itself names Him
For behold, I speak unto you with sharpness and with power, for mine arm is over all the earth. Doctrine and Covenants 15:2
Christ speaks of His arm, the scriptural image for His power to save, reaching over all the earth.
And now, behold, I say unto you, that the thing which will be of the most worth unto you will be to declare repentance unto this people, that you may bring souls unto me, that you may rest with them in the kingdom of my Father. Amen. Doctrine and Covenants 15:6
Christ, speaking of 'my Father', teaches that bringing souls to Him is what matters most.