Answer:
(Fatwa: 2099/H=625/th=1431)
When paying zakah was due, you should pay it as soon as possible. It is better for you not to give your zakah amount in the marriage, because in some cases your zakah will not be paid. You should arrange for the orphan girls with the amount of gift and charity. You would get better proposal for them in-sha-Allah.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
