Section 21'Son,' 'descendants,' 'daughter,' 'brother,' 'widow,' defined

In the next following section, unless where there is something repugnant in the context, the words ‘son,’ ‘descendants,’ ‘daughter’ and ‘brother’ apply only to najib-ul-tarfain, and the word ‘widow’ applies only to a woman belonging to the ahl-i-bradari of her deceased husband.