Hazrat Abdullah bin Muslim narrates that he heard the muezzin of Hazrat Umar bin Abdul Aziz saying "As-salatu khayrun minan-nawm" in the call to prayer.

Hazrat Khaythamah states that the predecessors used to perform tasweeb in the ‘Isha and Fajr prayers.

Hazrat Abdur Rahman bin Abi Laila says that among the new innovations people have adopted, in my view the best is the tasweeb performed in the Fajr and Isha prayers.

Hazrat Abu Mahzoorah and Hazrat Bilal used to perform tasweeb only in the Fajr prayer.

Hazrat Imran bin Muslim narrates that Hazrat Suwaid bin Ghaflah sent a message to his muezzin to do tasweeb only in the Fajr prayer.

Ibrahim states that the predecessors used to give the taswib in the Fajr and Isha prayers.

Hazrat Sha'bi says that tasweeb will be done in the 'Isha and Fajr prayers.

Ibrahim says that the predecessors used to perform tasweeb in the Fajr and Isha prayers. Ibrahim's muezzin also used to perform tasweeb in the Dhuhr and Asr prayers, and they did not stop him. The meaning of tasweeb is: to repeat the words. In the adhan, tasweeb means that after giving the adhan once, the muezzin, as a precaution, says the words of the adhan a second time. This practice was legislated at the beginning of Islam.

Hazrat Abu Juhaifa narrates that Hazrat Bilal planted a spear and gave the call to prayer (adhan). I saw that he was turning around while giving the adhan.

Hazrat Ibn Sirin says that when the muezzin gives the call to prayer, he should face the Qiblah. He considered it undesirable for the muezzin to stand in the minaret and turn around. Hasan used to say that the muezzin will face the Qiblah. When he says "Hayya 'ala-s-Salah," he should turn, and when he says "Allahu Akbar," he should face the Qiblah.