▁reached ▁Nau vo o , ▁most ▁of ▁them ▁were ▁sick , ▁and ▁Whit ney ▁had ▁her ▁nin th ▁child . ▁The ▁couple ▁received ▁their ▁end ow ments ▁and ▁were ▁se aled ▁in ▁the ▁Nau vo o ▁Temple ▁by ▁Joseph ▁Smith . ▁ ▁The ▁family ▁continued ▁moving ▁with ▁the ▁Sain ts , ▁and ▁went ▁to ▁Winter ▁Qu arters ▁in ▁February , ▁ 1 8 4 6 ▁before ▁migr ating ▁to ▁the ▁Salt ▁Lake ▁Valley . ▁They ▁arrived ▁in ▁Salt ▁Lake ▁City ▁on ▁September ▁ 2 4 , ▁ 1 8 4 8 . ▁Two ▁years ▁later , ▁her ▁husband ▁died . ▁ ▁L DS ▁Church ▁service ▁In ▁March ▁ 1 8 4 2 , ▁Whit ney ▁became ▁one ▁of ▁the ▁original ▁leaders ▁of ▁the ▁Rel ief ▁Society , ▁with ▁Emma ▁H ale ▁Smith , ▁Sarah ▁M . ▁Cleveland , ▁and ▁El iza ▁Ro x cy ▁Snow ▁( who ▁had ▁been ▁her ▁acquaint ance ▁in ▁K irt land ). ▁Whit ney ▁served ▁as ▁the ▁second ▁coun sel or ▁under ▁Emma ▁Smith . ▁Whit ney ▁pres ided ▁over ▁many ▁of ▁the ▁Rel ief ▁Society ' s ▁last ▁meet ings ▁in ▁Nau vo o , ▁as ▁Emma ▁Smith ▁was ▁away ▁trav elling , ▁ill , ▁or ▁struggling ▁with ▁Joseph ▁Smith ' s ▁doctrine ▁of ▁pl ural ▁marriage . ▁Ann ▁and ▁New ell ▁Whit ney ▁cons ented ▁for ▁Joseph ▁Smith ▁to ▁marry ▁their ▁daughter ▁in ▁ 1 8 4 2 . ▁Short ly ▁after ▁Joseph ▁Smith ' s ▁death ▁in ▁ 1 8 4 4 , ▁New el