Anas bin Malik reported,

It is from the Sunnah that when the muadhin says in the dawn call to prayer, "Hayya ala al-falah," he then says, "Prayer is better than sleep, prayer is better than sleep."

Azami 1869

Sahih

عن أنس قال

من السنة إذا قال المؤذن في أذان الفجر حي على الفلاح قال: الصلاة خير من النوم، الصلاة خيرم من النوم.

الأعظمي 1869صحيح
Contents
Reference
Commentary
Ayat
Collection
Jami al-Kamil
Book
Prayer
Chapter
Adhan
Section
Muezzin saying in the Fajr prayer, "Prayer is better than sleep"
Numbering
Jami al-Kamil 1869 (2nd edition)
Azami 1869