Bitcoin price going up has always being dependent on the ratio of demand to supply. The price is going up now because a lot of people have stopped panic selling and people are actually buying into the market which is increasing demand which in turn increases the prices. I guess there are other factors that could make the price go up but this is the major factor.
It's a fact that the price of Bitcoin going up or down hinges on demand and supply, but they just do not increase or decrease for the sake of it, rather developments in the fundamental factors brings about these changes.
The assertion here by the cleric is indeed a milestone for Bitcoin, because it signifies an endorsement for Bitcoin to the about 1.6 billion Muslim community across the globe, a number of which might have been undecided until now