ON THE SUBJECT OF 225 THE VIRTUE OF FASTING DURING MUHARRAM, SHA'BAN and THE SACRED MONTHS ; FASTING IN MUHARRAM H 1272 "The best month to fast in after Ramadan is Muharram, and the best prayer after the obligatory prayers is the prayer at night." R 1272 Muslim with a chain up to Abu Hurairah who related that the Messenger of Allah, praise and peace be upon him, said this.
باب فضل صوم المحرم وشعبان والأشهر الحرم 1246- وعن أَبي هريرة رضي الله عنه ، قَالَ : قَالَ رسول الله صلى الله عليه وآله وسلم : "أفْضَلُ الصِّيَامِ بَعْدَ رَمَضَانَ : شَهْرُ الله المُحَرَّمُ ، وَأفْضَلُ الصَّلاَةِ بَعدَ الفَرِيضَةِ : صَلاَةُ اللَّيْلِ" رواه مسلم .