When did the adhan become the call to prayer?
When the Muslim community migrated to Madinah, they faced all sorts of new questions – like when exactly is prayer time over here?
So the Prophet (peace be upon him) gathered the Companions to discuss the matter. Some suggested using a bell like the Christians, or a horn like the Jewish community, but neither were from the traditions of either the Arabs nor or the Muslims. A man then came forth and said, “O Messenger of Allah, I had a very beautiful dream…”
Sheikh Hasib Noor explains in the video below…
Source: Faith IQ