As far as Islamic Shari`ah is concerned, it is makrooh (reprehensible) to sing the adhan in the sense of elongating the words excessively without changing the meaning. If the meaning is changed, then it becomes haram (forbidden) and the adhan is not correct in this case.
Singing the Adhan
Did you like this content?
Recommended
Defending Jerusalem: A Sacred Duty for Muslims Worldwide
The Tragedy of Al-Aqsa Mosque: Its Significance and Muslims’ Duty to Protect It
Rights & Duties of the Wife and the Husband
Istikhara Prayer: Rules & Signs of Response
How to Introduce Islam to Non-Muslims
Religious Human Rights & the Qur’an
Innovations on the Last Wednesday of Safar
The Five Daily Prayers: Any Mention in the Qur’an?
The Concept of Luck in Islam
Sleeping after Fajr and `Asr Prayers
Top Reading