(210) باب الْوَقْتِ الَّذِي يُصَلَّى فِيهِ الصُّبْحُ بِالْمُزْدَلِفَةِ
It was narrated that Abdullah said:
"I never saw the Messenger of Allah offer any prayer except at the proper time, apart from Maghrib and Isha in Jam (Al-Muzdalifah) and Fajir on that day, which he offered before the usual time.
Reference: Sunan an-Nasa'i 3038
In-book reference: Book 24, Hadith 0
English translation: Vol. 3, Book 24, Hadith 3041