مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2927
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated from Ibn ‘Abbas (رضي الله عنه) that The Messenger of Allah (ﷺ) said: "Jibreel came to me and instructed me to say the Talbiyah out loud."
Musnad Ahmad 2950Saheeh hadeeth]