(42) باب الشُّرُوطِ فِي النِّكَاحِ .
It was narrated from 'Utbah bin 'Amir that the Messenger of Allah said:
"The conditions that are most deserving of fulfillment, are those by means of which the private parts become allowed to you." (ES)
Reference (ES): Sunan an-Nasa'i 3281 (ES)
In-book reference (ES): Book 26, Hadith 86 (ES)
English translation (ES): Vol. 4, Book 26, Hadith 3283 (ES)