To associate, to unite oneself.
1855. Why dont you gather with the Saints? O, I dont know; I am poor now; but I would very much like to gather with them.Brigham Young, April 6: Journal of Discourses, ii. 257.
1855. A poor, miserable, sinful creature who gathers as a Saint, is worse than one who gathers as a Gentile.The same, Oct. 8: id., iii. 120.