Bulugh al-MaramChapter 2Hadith 213
Full Sharh — Bulugh al-Maram 213
وَلِابْنِ خُزَيْمَةَ: عَنْ أَنَسٍ قَالَ: { مِنْ اَلسُّنَّةِ إِذَا قَالَ اَلْمُؤَذِّنُ فِي اَلْفَجْرِ: حَيٌّ عَلَى اَلْفَلَاحِ, قَالَ: اَلصَّلَاةُ خَيْرٌ مِنَ اَلنَّوْمِ } 1 .1 - رواه ابن خزيمة (386) بسند صحيح.
English Translation
Ibn Khuzaimah reported from Anas (RA):: "It is from the Sunnah that when the Mu'adhadhin says Fajr (prayer time): 'Haiya 'alal-Falah (Come to the success)', he says (also) 'as-Salatu khairun minan-nawm (Prayer is better than sleep).'"
Source
Bulugh al-Maram(بلوغ المرام)
The Book of Prayer
Hadith Number
213