Sahih Al Bukhari Hadith Number 1820

Narrated Abu Huraira: The Prophet (peace be upon him) said, “Whoever performs Hajj to this Ka`ba and does not approach his wife for sexual relations nor commit sins (while performing Hajj), he will come out as sinless as a newborn child, (just delivered by his mother).

27  Pilgrims Prevented from Completing the Pilgrimage
Hadith number 1820
Volume no 3
Chapter: 10 (“… Nor commit sin nor dispute unjustly during Hajj …”)