Musannaf Ibn Abi Shayba 17:1268

Affan narrated to us, Hammam narrated to us, he said: I heard Ishaq bin Abdullah bin Abi Talha say: Shaybah al-Hadrami made me swear an oath that he witnessed Urwah narrating to Umar bin Abdul Aziz from Aisha, from the Prophet, may Allah bless him and grant him peace, who said: "Allah does not conceal [the sins of] a servant in the world, except that He will conceal [them] for him in the Hereafter."