Abdullah b. Sarjis reported:I saw Allah's Apostle (ﷺ) and ate with him bread and meat, or he said Tharid (bread soaked in soup). I said to him: Did Allah's Apostle (ﷺ) seek forgiveness for you? He said: Yes, and for you, and he then recited this verse:" Ask forgiveness for thy sin and for the believing men and believing women" (xlvii. 19). I then went after him and saw the Seal of Prophethood between his shoulders on the left side of his shoulder having spots on it like moles

English translation · Sahih Muslim