Answer:
(Fatwa: 1110/1111/N=1433)
(1 & 2) Nusrat means help. Tasnim is the name of a canal in Jannah. And we do not know the meaning of Zara. Hence only Nursrat Tasnim is lawful and correct name as per the Shariah.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
