Al-Muwatta de Malik, 301

Nafé a rapporté: «Je me tins derrière Abdallah Ibn Omar, pour faire une des prières en commun, comme il n'y avait d'autre que moi, il tendit sa main derrière lui, pour me tirer, puis il me plaça à côté de lui»

Yahya related to me from Malik that Nafi said, "I stood behind Abdullah ibn Umar in one of the prayers when there was no one else with him, and he reached behind with his hand and placed me beside him