question #1 Sahih al-Bukhari 1911, Book 30, Hadith 21 : What is the significance of the Prophet’s vow to stay away from his wives for a month?

Allah’s Messenger (ﷺ) 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 Messenger (ﷺ)!
You vowed to stay aloof for one month,” He replied, “The month is of 29 days.”