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 Anas bin Malik: Once Allah's Apostle fell off a horse and his leg or shoulder got injured. He swore that he would not go to his wives for one month and he stayed in a Mashruba [??] (attic room) having stairs made of date palm trunks. So his companions came to visit him, and he led them in prayer sitting, whereas his companions were standing. When he finished the prayer, he said, "Imam is meant to be followed, so when he says 'Allahu Akbar,' say 'Allahu Akbar' and when he bows, bow and when he prostrates, prostrate and if he prays standing pray, standing. After the 29th day the Prophet came down (from the attic room) and the people asked him, "O Allah's Apostle! You swore that you will not go to your wives for one month." He said, "The month is 29 days."

Narrated Ibn `Umar: The Prophet said, "The month is like this and this," (at the same time he showed the fingers of both his hands thrice) and left out one thumb on the third time.

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."

Narrated Anas: Allah's Apostle took an oath that he would not visit his wives for one month, and he sat in an upper room belonging to him. Then, on the twenty ninth day he came down. It was said, "O Allah's Apostle! You had taken an oath not to visit your wives for one month." He said, "The (present) month is of twenty-nine days."

Narrated Um Salama: The Prophet took an oath that he would not enter upon some of his wives for one month. But when twenty nine days had elapsed, he went to them in the morning or evening. It was said to him, "O Allah's Prophet! You had taken an oath that you would not enter upon them for one month." He replied, "The month can be of twenty nine days."

Narrated Anas bin Malik: Allah's Apostle took an oath that he would abstain from his wives, and at that time his leg had been sprained (dislocated). So he stayed in the Mashruba (an attic room) of his for 29 days. Then he came down, and they (the people) said, "O Allah's Apostle! You took an oath to abstain from your wives for one month." He said, "The month is of twenty nine days."

Narrated Ibn `Umar: The Prophet (holding out his ten fingers thrice), said, "The month is thus and thus and thus," namely thirty days. Then (holding out his ten fingers twice and then nine fingers), he said, "It may be thus and thus and thus," namely twenty nine days. He meant once thirty days and once twenty nine days.

Narrated Anas: Allah's Apostle took an oath for abstention from h is wives (for one month), and during those days he had a sprain in his foot. He stayed in a Mashrubah (an upper room) for twenty-nine nights and then came down. Then the people said, "O Allah's Apostle! You took an oath for abstention (from your wives) for one month." On that he said, "A month can be of twenty-nine days."