مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3373
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
Tawoos said: Ibn ‘Abbas (رضي الله عنه) said: The Prophet (ﷺ) did not pray inside it (the Ka'bah) but he paused at each of its corners.
Musnad Ahmad 3396A saheeh hadeeth, this is a da'eef isnad]