Mujahid (may Allah have mercy on him) said in the commentary of «وَفِيكُمْسَمَّاعُونَلَهُمْ»: These were people who used to spy for them but were not themselves hypocrites; among them were Abdullah bin Abi Rifa’ah and Ibn Tabut.
Hadith Referenceسنن سعید بن منصور / كتاب التفسير / 1020
Hadith Gradingمحدثین:سنده ضعيف لعدم سماع ابن جريج له من مجاهد، لكنه صح من طريق آخر كما سيأتي.