Abu Dawud
Oaths and Vows
Book Number: 015 / Hadith Number: 3298
Narated By Uqbah ibn Amir al-Juhani : Uqbah said to the Prophet (pbuh): My sister has taken a vow that she will walk to the House of Allah (the Ka'bah). Thereupon he said: Allah will not do anything of the walking of your sister to the House of Allah (i.e. the Ka'bah).