Hello and welcome to the forum.

As you can probably guess from the large number of looks but no replies, it's not an Ottoman coin.

I think it's pre-Ottoman, but I'm not sure exactly from where; it's a bit too corroded for my poor Arabic reading skills to identify.
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis