Musnad Abu Ya'la al-Mawsili 162:18

Abu Bakr narrated to us, al-Hasan ibn Musa narrated to us, from Hammad ibn Salamah, from ‘Amr ibn Dinar, from Ibn ‘Abbas, from al-Fadl ibn ‘Abbas: That the Messenger of Allah (may Allah bless him and grant him peace) stood in the Ka’bah, and he did not bow, and he did not prostrate.