Breastplate See also Urim and Thummim; BD Breastplate Limhi’s people have found large breastplates in wilderness, Mosiah 8:10. Nephite armies wear breastplates, Lamanites do not, Alma 43:19–21, 38, 44 (44:9). Lamanites wear breastplates, Alma 49:6 (Hel. 1:14). Jaredite armies armed with breastplates, Ether 15:15. view of breastplate promised to Three Witnesses, D&C 17:1. have on the breastplate of righteousness, D&C 27:16. two stones fastened to breastplate constitute Urim and Thummim, JS—H 1:35. breastplate is deposited with ancient records, JS—H 1:35. Joseph Smith’s first view of breastplate, JS—H 1:52.