"The Messenger of Allah would perform ablution, then he would kiss, then he would perform prayer without performing ablution again. And sometimes he did that with me."
Sunan Ibn Majah Book 1, Hadith 237
← Previous Hadith The Messenger of Allah kissed one of his women (i.e., wives), then he went to perform the prayer, and he did not perform ablution. I ('Urwah bin Zubair) said: "That was not anyone but you,' and she smiled."

Sunan Ibn Majah Book 1, Hadith 236 Next Hadith → "The Messenger of Allah was asked about prostatic fluid and he said: 'For that ablution (is necessary), and for semen, bath is necessary.'"

Sunan Ibn Majah Book 1, Hadith 238