سنن ابن ماجه 150

It was narrated that 'Abdullah bin Mas'ud said:"The first people to declare their Islam publicly were seven: The Messenger of Allah, Abu Bakr, 'Ammar and his mother Sumayyah, Suhaib, Bilal and Miqdad. With regard to the Messenger of Allah, Allah protected him through his paternal uncle Abu Talib. With regard to Abu Bakr, Allah protected him through his people. As for the rest, the idolators seized them and made them wear coats of chain-mail and exposed them to the intense heat of the sun. There was none of them who did not do what they wanted them to do, except for Bilal. He did not care what happened to him for the sake of Allah, and his people did not care what happened to him. Then they gave him to the children who took him around in the streets of Makkah while he was saying, 'Ahad, Ahad (One, One)

Rapporté par 'Abdullah bin Mas'ud : Les premiers à avoir déclaré publiquement leur islam étaient sept : Le Messager d’Allah ﷺ, Abu Bakr, 'Ammar et sa mère Sumayyah, Suhaib, Bilal et Miqdad. Pour le Messager d’Allah ﷺ, Allah l’a protégé grâce à son oncle paternel Abu Talib. Pour Abu Bakr, Allah l’a protégé grâce à son peuple. Quant aux autres, les idolâtres les ont capturés, leur ont fait porter des cottes de mailles et les ont exposés à la chaleur intense du soleil. Aucun d’eux n’a résisté à ce qu’on leur demandait, sauf Bilal. Il ne se souciait pas de ce qui lui arrivait pour Allah, et son peuple ne se souciait pas non plus de lui. Ensuite, ils l’ont donné aux enfants qui l’ont promené dans les rues de La Mecque pendant qu’il disait : "Ahad, Ahad (Unique, Unique)