(12) باب اسْتِحْبَابِ الرَّكْعَتَيْنِ فِي الْمَسْجِدِ لِمَنْ قَدِمَ مِنْ سَفَرٍ أَوَّلَ قُدُومِهِ
Jabir b. 'Abdullah reported:
The Messenger of Allah (ﷺ) bought a camel from me. When he came back to Medina, he ordered me to come to the mosque and observed two rak'ahs of prayer.
Reference: Sahih Muslim 715 b
In-book reference: Book 6, Hadith 87
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1543