Sunan an-Nasa'i 3424

Abdur-Rahman bin 'Abdullah bin Ka'b bin Malik narrated that 'Abdullah bin Ka'b said:"I heard Ka'b narrate the Hadith about when he stayed behind and did not join the Messenger of Allah on the expedition to Tabuk. He said: 'The envoy of the Messenger of Allah came to me and said: "The Messenger of Allah commands you to keep away from your wife." I said: "Shall I divorce her, or what should I do?" He said: "No, just keep away from her and do not approach her." And he sent similar instructions to my two companions. I said to my wife: "Go to your family and stay with them until Allah, the Mighty and Sublime, decides concerning this matter