مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2034
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated from Sa'eed bin Jubair that a man came to Ibn 'Abbas and said: The Prophet (ﷺ) received Revelation for ten years in Makkah and ten years in Madinah. He said: Who is saying that? He received Revelation in Makkah for fifteen years and in Madinah for ten years and sixty-five days or more.
Musnad Ahmad 2035Perhaps this report is the abominable action of al-Ala bin S