Ruling on Tathwīb in the Fajr Adhān
What is the ruling on saying Tathwīb in Fajr?
Hanafi
Tathwīb (saying prayer is better than sleep) is recommended in the Fajr call to prayer.
Reference: Radd al-Muḥtār — Badāʾiʿ al-Ṣanāʾiʿ — Marāqī al-Falāḥ
Maliki
It is recommended to say the tathwīb — “Prayer is better than sleep” — twice in the adhān of the dawn prayer specifically, and not in that of any other prayer.
Reference: Al-Sharḥ al-Kabīr — Al-Tāj wa-al-Iklīl — Ḥāshiyat al-Dasūqī
Shāfiʿī
Tathwīb is sunnah in the call for the Morning prayer, whether before or after dawn.
Reference: Al-Majmūʿ — Minhāj al-Ṭālibīn — Mughnī al-Muḥtāj
Hanbali
The tathwīb is sunnah in the call to prayer for Fajr, even if it is given before dawn, and it is disliked in any other.
Reference: Kashshāf al-Qināʿ — Zād al-Mustaqniʿ — Al-Inṣāf