Musnad Ahmad 175:12

'Abd al-Razzaq and Ibn Bakr narrated to us, they said: Ibn Jurayj informed us, he said: Ibn Shihab narrated to me, that 'Abd al-Rahman ibn 'Abd Allah ibn Ka'b ibn Malik narrated to him, from his father 'Abd Allah ibn Ka'b, and from his paternal uncle 'Ubayd Allah ibn Ka'b, from Ka'b ibn Malik, who said: "The Prophet, peace and blessings of Allah be upon him, would not arrive from a journey except during the day, in the forenoon (al-duha). When he arrived, he would begin with the mosque, pray two rak'ahs in it, and then sit in it." Ibn Bakr said in his narration: From his father 'Abd Allah ibn Ka'b ibn Malik, from his paternal uncle.