Masruq reported,

I asked Ayesha about the practice of the Messenger of Allah ﷺ. She said, "He loved what was consistent."I asked, "At what time did he pray?"She replied, "Whenever he heard the rooster crow, he would get up and pray."

Muslim 1730

Sahih

حدثني هناد بن السري حدثنا أبو الأحوص عن أشعث عن أبيه

عن مسروق قال

سألت عائشة عن عمل رسول الله ﷺ فقالت كان يحب الدائم قال قلت أي حين كان يصلي فقالت كان إذا سمع الصارخ قام فصلى

مسلم 1730صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Travelers' prayer and its shortening
Chapter
Night prayer, the number of rakats of the Prophet ﷺ at night, that Witr is one rakat, and that one rakat is a valid prayer
Numbering
Darussalam 1730
Muslim 1730