(59) باب ذِكْرِ مَا يُسْتَحَبُّ مِنَ الْجُلُوسِ فِي الْمَسْجِدِ بَعْدَ صَلاَةِ الصُّبْحِ حَتَّى تَطْلُعَ الشَّمْسُ
Jabir bin Samurah narrated:
"When the Prophet prayed Fajr he would remain seated where he had prayed until the sun had risen."
Reference: Jami` at-Tirmidhi 585
In-book reference: Book 6, Hadith 42
English translation: Vol. 2, Book 1, Hadith 585