Hadith: The Messenger of Allah (may Allah’s peace ‎and blessings be upon him) was sent as a Messenger of Allah at the age of forty. Then he ‎stayed in Makkah for thirteen years receiving the divine revelation. Afterwards, he was ‎commanded to emigrate (to Madīnah where he lived) for ten years, and he died at the age ‎of sixty-three

عن ابن عباس رضي الله عنهما قال: «بُعِث رسولُ الله صلى الله عليه وسلم لِأَربعين سَنَة، فَمَكَثَ بِمكة ثلاثَ عشرة سنة يوحَى إليه، ثم أُمِرَ بالهِجْرة فَهاجَر عشر سِنِين، ومات وهو ابنُ ثَلاثٍ وستِّين».
[صحيح] - [متفق عليه]

Ibn ‘Abbās (may Allah be pleased with him) reported: The Messenger of Allah (may Allah’s peace ‎and blessings be upon him) was sent as a Messenger of Allah at the age of forty. Then he ‎stayed in Makkah for thirteen years receiving the divine revelation. Afterwards, he was ‎commanded to emigrate (to Madīnah where he lived) for ten years, and he died at the age ‎of sixty-three.
Sahih/Authentic. - [Al-Bukhari and Muslim]

Explanation

According to this Hadīth, the Messenger of Allah (may Allah’s peace and blessings be upon ‎him) started receiving divine revelation at the age of forty. He stayed in Makkah for ‎thirteen years, receiving divine revelation. Afterwards, Allah, the Almighty, commanded ‎him to emigrate from Makkah to Madīnah, where he lived for ten years and then died. ‎Accordingly, the Prophet (may Allah's peace and blessings be upon him) was sixty-three years old when he ‎died.‎