'Abdullah bin Abu Aufa (May Allah be pleased with him) reported:
Messenger of Allah (ﷺ) gave glad tidings to Khadijah (May Allah be pleased with her) about a palace of hollowed pearls in Jannah, free from noise and toil.[Al-Bukhari and Muslim].
App reference: Book 2, Hadith 28
Arabic/English book reference: Book 2, Hadith 708