(13) باب فَضْلِ الْوَفَاءِ بِالْعَهْدِ
Narrated ' `Abdullah bin `Abbas:
That Abu Sufyan bin Harb Informed him that Heraclius called him and the members of a caravan from Quraish who had gone to Sham as traders, during the truce which Allah's Messenger (ﷺ) had concluded with Abu Sufyan and the Quraish infidels.
Reference: Sahih al-Bukhari 3174
In-book reference: Book 58, Hadith 16
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 4, Book 53, Hadith 399