بُلُوغُ الْمَرَامِ
Bulugh al-Maram 1541
The Comprehensive Book
وَعَنْهُ قَالَ: قَالَ رَسُولُ اَللَّهِ - صلى الله عليه وسلم -{ مَا قَعَدَ قَوْمٌ مَقْعَدًا لَمْ يَذْكُرُوا اَللَّهَ, وَلَمْ يُصَلُّوا عَلَى اَلنَّبِيِّ - صلى الله عليه وسلم -إِلَّا كَانَ عَلَيْهِمْ حَسْرَةً يَوْمَ اَلْقِيَامَةِ } أَخْرَجَهُ اَلتِّرْمِذِيُّ, وَقَالَ: حَسَنٌ . [1] .
Abu Hurairah (RAA) narrated that the Messenger of Allah (ﷺ) said: “If people sit in an assembly in which they do not remember Allah or invoke blessings on the Prophet (ﷺ) it will be a cause of grief to them on the Day of Resurrection.” Related by At-Tirmidhi who graded it as Hasan.
Arabic/English book reference: Book 16, Hadith 1584