Section 114(iii) in The Indian Succession Act, 1925
(iii)A fund is bequeathed to A for his life, and after his death to B for his life, with a direction that after B’s death it shall be divided amongst such of B’s children as shall attain the age of 18, but that, if no child of B shall attain that age, the fund shall go to C. Here the time for the division of the fund must arrive at the latest at the expiration of 18 years from the death of B, a person living at the testator’s decease. All the bequests are valid.