Guru - da - Gaddi is an important Sikh religious event held on the 3rd of November , commemorating when the tenth ( and last ) Guru , said ' the next Guru would be the Holy Sikh Book ' Guru Granth Sahib .
Guru - da - Gaddi is an important Sikh religious event held every November 3 . 
 The event honors when the tenth and last ( Sikh Gurus ) when they said ' the next Guru would be the Holy Sikh Book ' Guru Granth Sahib .