Joseph offers temple-related explanations of Egyptian characters in his explanation of facsimile 2.
"Explanation of Facsimile 2, circa 15 March 1842," ca. March 1842, The Joseph Smith Papers website, accessed May 7, 2021
No. 3 Is made to represent God, sitting upon his throne, clothed with power & authority. with a crown of Eternal light upon his head; representing, also, the grand Key words of the Holy Priesthood, as revealed to adam in the Garden of Eden, as also to seth, Noah, Melchisedek Abraham & all to whom the priesthood was revealed No. 7 Represents God Sitting upon his throne, revealing, throuph the heavens, the grand Key words of the Priesthood; as, also, the signs of the Holy Ghost unto Abraham, in the form of a dove." No 8. contains writing that cannot now be revealed unto the world; but is to be had in the Holy Temple of God. No 9. ought not to be reveald at the present time. No 10. Also.— No 11 also.— if the world can find out these n[u]mbers, So mote it be,13 Amen.