It is narrated from Hazrat Uqbah bin Amir (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: Of all the conditions that deserve to be fulfilled most, the condition by which you make the private parts of women lawful for yourselves is the most deserving.
Hadith Referenceمسند احمد / مسند الشاميين / 17362
Hadith Gradingحکم دارالسلام:حديث صحيح ، خ: 2721، م: 1418، فالحديث بإسناده الثاني صحيح، وأما بالإسناد الأول فهو حسن