Hadith 346 — Sahih Muslim | en.tohed.com

#779 Ubayy Ibn Ka'b reported: I asked the Messenger of Allah (ﷺ) about a man who has sexual intercourse with his wife, but leaves her before orgasm. Upon this he (the Holy Prophet) said: He should wash the secretion of his wife, and then perform ablution ... #780 Ubayy ibn Ka'b narrated it from the Messenger of Allah (ﷺ) that he said: If a person has sexual intercourse with his wife, but does not experience orgasm, he should wash his organ and perform an ablution....