“Atif and his uncle, Abdul Hameed, were abducted when the family tried to flee the house as security forces cordoned off the area.”

The jihadis apparently thought that by fleeing, they were siding with unbelievers against the believers, and therefore the boy could lawfully be taken hostage and killed.

“J&K: 12-year-old boy held hostage, killed despite mother’s appeal to militants,” by Adil Akhzer, Indian Express, March 23, 2019: