Musnad Ahmad 1153:554

'Isam ibn Khalid narrated to us, he said: 'Abd al-Rahman ibn Thabit ibn Thawban narrated to us, from the one who heard Makhul narrating from Masruq ibn al-Ajda', from 'Aishah, she said: "The Messenger of Allah, peace and blessings of Allah be upon him, drank while standing and while sitting, and he walked barefoot and wearing sandals, and he turned away from his right and from his left."