Guru Gobind Singh ji had 4 sons Ajit Singh, Jujhar Singh, Zorawar Singh and Fateh Singh. All four of them were part of Khalsa. On 26th December itself, Zorawar Singh and Fateh Singh were martyred in this attack and were separated from the rest of their family. This day is celebrated only to remember his martyrdom. Guru Gobind Singh Ji's four sons were killed by the Mughal army before they turned 19 years old. On the birth anniversary of Guru Gobind Singh in January 2022, the then Prime Minister Narendra Modi had announced to celebrate Veer Bal Diwas on 26 December every year.