مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2778
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn 'Abbas (رضي الله عنه) said: "I was commanded to use the miswak, until I thought that Qur'an or Revelation would be sent down to me concerning it.” The Prophet (ﷺ) said that.
Musnad Ahmad 2798Hasan because of corroborating evidence; this is a da'eef is