Musnad Ahmad 27:133

Sufyan narrated to us, from Ayyub, from Nafi’, who said: We were with Ibn Umar at Dajnan, and he established the prayer. Then he called out: "Behold, pray in your dwellings." The Messenger of Allah (ﷺ) used to command a caller on a rainy or cold night: "Behold, pray in your dwellings."