There is good evidence from the New Testament documents that both Mary and (at least some of) her other offspring became believers.
Hadaba eeyaha yar yar ee ay Daanyeeradani soo qabsadaan ayaa waxa ay mariyaan imtixaano dhowr ah oo ay kamid yihiin inuu dhagaysto Daanyeerka meesha Odayga ka ah, hadii kalana uu mutaysanayo ciqaab sida daanyeerada kale ee kooxdaasi katirsan.