What does Bilal mean?
From the root b-l-l (ب-ل-ل, 'to moisten, to wet'), understood as 'moisture, wetting, freshness'. Famously borne by Bilal ibn Rabah, the Abyssinian companion of the Prophet and Islam's first muezzin.
What does Ismail mean?
The Arabic form of the prophet Ishmael (Isma'il), of Hebrew origin (Yishma'el, 'God will hear' or 'God hears'). The Arabic form does not derive from a native Arabic root; Ismail is the son of Ibrahim in Islamic tradition. Also spelled Ismael, Ismaeel.