It is narrated from Yahya bin Abdur Rahman Ansari (may Allah have mercy on him) that Sayyiduna Umar (may Allah be pleased with him) separated a couple due to inability to have marital relations and said: "All praise is due to Allah who saved the daughter of Nu'man."
Hadith Referenceسنن سعید بن منصور / كتاب الطلاق / 3190
Hadith Gradingمحدثین:إسناده صحيح
Hadith Takhrij«إسناده صحيح، وأخرجه سعيد بن منصور فى «سننه» ترقيم الدرالسلفية برقم:، 2012، 2013، وابن أبى شيبة فى «مصنفه» برقم: 16762»
Brief Explanation
Fiqhi Benefit: This narration also supports the previous ruling that: if the husband is incapable, and the prescribed period passes, then the judge can enforce separation. Sayyiduna Umar radi Allahu anhu gave a practical verdict and expressed gratitude that a righteous woman was saved from this trial.