Mishkat al-Masabih 29 Excellent Qualities and Description of the Prophet كتاب الفضائل والشمائل 96

عَنِ ابْنِ عَبَّاسٍ قَالَ: بَعَثَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ لِأَرْبَعِينَ سَنَةً فَمَكَثَ بِمَكَّةَ ثلاثَ عَشْرَةَ سَنَةً يُوحَى إِلَيْهِ ثُمَّ أُمِرَ بِالْهِجْرَةِ فهاجرَ عشر سِنِينَ وَمَاتَ وَهُوَ ابْنُ ثَلَاثٍ وَسِتِّينَ سَنَةً. مُتَّفق عَلَيْهِ

Ibn `Abbas said God’s messenger was commissioned at the age of forty, he remained in Mecca thirteen years receiving revelations, after which he was ordered to emigrate, he was an emigrant for ten years and died at the age of sixty-three. (Bukhari and Muslim.)