Irenaeus on Theosis

It leads us to the endless and perfect end, teaching us beforehand the future life that we shall lead, according to God, and with gods; after we are freed from all punishment and penalty which we undergo, in consequence of our sins, for salutary discipline.

Mormonism, to me, is but another name for God’s truth, and to find the fullness of that truth we would have to bring together and aggregate the truth of all religions, adding thereto all others that God would or could reveal. Truth is truth, where’er `tis found, On Christian or on heathen ground. This religion called Mormonism is no new thing. According to our view it is the oldest of all religions.

'Do you believe Joseph Smith, Jun., to be a Prophet?' Yes, and every other man who has the testimony of Jesus. For the testimony of Jesus is the spirit of prophecy.

Our Lord Jesus Christ . . . became what we are, so that He might bring us to be even what He Himself is.

Do we cast blame on him [God] because we were not made gods from the beginning, but were at first created merely as men, and then later as gods? Although God has adopted this course out of his pure benevolence, that no one may charge him with discrimination or stinginess, he declares, “I have said, ye are gods; and all of you are sons of the Most High.” . . .

If the Word became a man, it was so men may become gods.

How, then, shall he become a God, who has not as yet been made a man? Or how can he be perfect who was but lately created? How, again, can he be immortal, who in his mortal nature did not obey his maker? For it must be that thou, at the outset, shouldest hold the rank of a man, and then afterwards partake of the glory of God.