Sunan At-Tirmidhi
Hadith #1900
Abu 'Abdur-Rahman As-Sulami narrated from Abu Ad Darda'.:He said that a man came and said : ""I have a wife whom my mother has ordered me to divorce."" So Abu Ad-Darda said: "" I heard the Messenger of Allah saying: 'The father is the middle gate to Paradise. So if you wish, then neglect that door, or protect it