Jami` at-Tirmidhi 3259
جامع الترمذي#3259SahihNarrated Az-Zuhri:from Abu Salamah, from Abu Hurairah [may Allah be pleased with him] (regarding): 'And seek forgiveness for your sins, and also for the believing men and women (47:19).' That the Messenger of Allah (ﷺ) said: "Indeed I ask Allah for forgiveness seventy times a day
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih Bukhari
In-book reference: 47:311