(13) باب مَا جَاءَ فِي الْوَقْتِ الأَوَّلِ مِنَ الْفَضْلِ
Umm Farwah - and she was one of those who gave pledge of allegiance to the Prophet - narrated:
"The Prophet was asked: 'Which deed is the best?' So he said: 'Salat in the beginning of its time.'" (DE)
Reference (DE): Jami` at-Tirmidhi 170 (DE)
In-book reference (DE): Book 2, Hadith 22 (DE)
English translation (DE): Vol. 1, Book 2, Hadith 170 (DE)