مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2957
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn 'Abbas (رضي الله عنه) said: The Messenger of Allah (ﷺ) got married when he was in ihram.
Musnad Ahmad 2980lts isnad is saheeh, al-Bukhari (1837) and Muslim (1410)]