Whether the Kutim kept this obligation: Nedarim 31a
Consuming garlic on Friday night: Nedarim 31a
Correlating the position used for sexual relations with the sin in the Garden of Eden: Eruvin 100b
Husband's Responsibility
It is a biblical requirement: Nedarim 15b
Requirement to gain wife's permission, and satisfy her, before Sexual Relations: Chagigah 5b
If she claims that he doesn't have sexual relations with her: Yevamot 112a
If she claims that he can't fertilize her: Tos. Yevamot 112a #4
If she vows not to have sexual relations: Yevamot 112a; Nedarim 15b
If he vows not to have sexual relations: Nedarim 15b
Sexual Relations on the night of Immersion of the Menstrual Wife [under the older system of immersion]: Pesachim 112b
Statement against those who travel to Israel, leaving their wives alone for long periods of time: Gittin 6b Marrying a woman on condition of not having to fulfill the requirement of providing food, clothing and sexual satisfaction: Kiddushin 19b; Bava Metzia 51a-b
Rules
For a woman to demand sexual relations from her husband: Eruvin 100b; Nedarim 20b
Statements against men who demand sexual relations with their wives: Eruvin 100b; Nedarim 20b
Prohibition against forcing one's wife to have sexual relations: Eruvin 100b
Whether all forms of contact are permitted, or only certain ones: Nedarim 20a-b; Niddah 13b
Potential causes of birth defects, based on the manner of sexual relations: Nedarim 20a-b
A man and woman are only permitted to each other at night because of the human ability for voice-recognition: Gittin 23a
Not to be drunk during Sexual Relations: Pesachim 110a; Nedarim 20b
Not to have sexual relations while the two are angry at each other: Nedarim 20b
Not to have sexual relations with other people present: Nedarim 20b
Not to have sexual relations with living creatures present: Niddah 17a
Having sexual relations with a Torah or phylacteries [tefillin] in the room, in a case or out of a case: Berachot 25b-26a
Learning lessons from the rooster regarding sexual relations: Eruvin 100b
Having multiple intercourses without checking for menstrual blood in between: Niddah 16b
Participating in intercourse when one is an Onayn: Berachot 18a
Dangerous to have Sexual Relations an even number of consecutive times: Pesachim 109b, 110a
Looking at other women, even his own wives, during sexual relations: Nedarim 20b
What if the husband is in ex-communication at the time: Moed Katan 15b; Nedarim 20b
Not completing the "Kiddushin" transaction of marriage via Intercourse: Kiddushin 12b
Intercourse during the day: Shabbat 86a; Megillah 13a; Niddah 16a, 16b, 17a
Daytime intercourse, for a Torah Scholar: Shabbat 86a; Niddah 17a Torah scholars should not be with their wives sexually too frequently, like chickens, lest that reduce the time spent on study: Berachot 22a Achashverosh wouldn't have marital relations during the daytime: Megillah 13a
Intercourse during the day, in a darkened room: Niddah 17a
Intercourse in a lit room: Pesachim 112b
Intercourse in a bed with an infant sleeping on it: Pesachim 112b
Speaking during Sexual Relations: Chagigah 5b
Prohibition against sexual relations for the Jewish people entering Israel when the Ark was not in its proper place: Eruvin 63b
Whether both men and women with tzaraat are prohibited from marital relations: Keritot 8b