Musnad Ahmad 27:769

Waki’ narrated to us, Sufyan and ‘Abd al-Rahman narrated to us, from Sufyan, from ‘Abdullah ibn Dinar, from Ibn ‘Umar: "The Prophet, may Allah bless him and grant him peace, used to come to Quba’ — and ‘Abd al-Rahman said: the Mosque of Quba’ — riding and walking."