Narrated Um Salama: The Prophet vowed to keep aloof from his
wives for a period of one month, and after the completion of
29 days he went either in the morning or in the afternoon to
his wives. Someone said to him "You vowed that you would not
go to your wives for one month." He replied, "The month is of
29 days."
3.135:
Narrated Anas:
Allah's Apostle vowed to keep aloof from his wives for one
month, and he had dislocation of his leg. So, he stayed in a
Mashruba for 29 nights and then came down. Some people said,
"O Allah's Apostle! You vowed to stay aloof for one month," He
replied, "The month is of 29 days."
Narrated `Aisha:
The Prophet used to kiss and embrace (his wives) while he was
fasting, and he had more power to control his desires than any
of you. Said Jabir, "The person who gets discharge after
casting a look (on his wife) should complete his fast."
3.150:
Narrated Hisham's father: Aisha said, "Allah's Apostle used to
kiss some of his wives while he was fasting," and then she
smiled.
Narrated `Aisha:
The Prophet used to kiss and embrace (his wives) while he was
fasting, and he had more power to control his desires than any
of you. Said Jabir, "The person who gets discharge after
casting a look (on his wife) should complete his fast."
3.150:
Narrated Hisham's father: Aisha said, "Allah's Apostle used to
kiss some of his wives while he was fasting," and then she
smiled.
(Sahi Bukhari)