What are hadith about the private life of spouses? Examples of hadith about the private life of spouses…

According to Ibn ʿAbbas (ra), the Messenger of Allah (saw) said, “If anyone of you, when having sexual relations with his wife, says, ‘In the name of Allah, O Allah, protect us from Satan and keep Satan away from our offspring that you have bestowed upon us.’ And if he begets a child (as a result), Satan will not harm it.”
(Muslim, al-Nikah, 116) (al-Nikah, 136)

ʿAbd al-Rahman b. Saʿd reported what heard from Abu Saʿid al-Khudri (ra), “The Messenger of Allah (saw) said, ‘The most wicked among the people in the eye of Allah on the Day of Judgement is the man who goes to his wife and she comes to him (they have intercourse) and then he divulges her secret.’” (Muslim, al-Nikah, 124) (al-Nikah, 146?)

As related from Ibn ʿAbbas (ra), the Prophet (saw) said the following about someone who had sexual intercourse with his wife while she was menstruating: “He must give one dinar or half a dinar in alms.”
(Abu Da’ud, al-Tahara, 105)

According to Abu Saʿid al-Khudri (ra), the Messenger of Allah (saw) said, “If one of you had sexual relations with his wife, he should perform a wudu’ before having relations a second time.”  (Muslim, al-Haidh, 27)

Source: Presidency Of Religious Affairs The Turkey, Islam Through Hadiths

Hadith About The Privacy Of The Family