Are you sure you want to do this? This will come down to you having to start a company. Otherwise, if you just want to support a few open-source developers, who happen to develop a wallet, you might have no rights to the wallet. Not even naming rights.
Discussion
I'm half joking. But... I do like the idea of funding Muslim developers to be more involved in building on Bitcoin. Someone has to Jumpstart this, and I see Bitcoin Majlis ultimately being part of that effort some time in the future.
Good. When that happens I have a company name suggestion for you: Ribaless Technologies