Three Indian soldiers were killed, while the body of one of them was found mutilated, by the Pakistan troops on Tuesday along the Line of Control in Machhal Sector.
"Three soldiers killed in action on LoC in Machhal. Body of one soldier mutilated, retribution will be heavy for this cowardly act," the army Tweeted.
This is the second such instances after a BSF soldier's body was mutilated near the LoC in North Kashmir during a cross border firing last month.
The Northern Command also vowed "heavy retribution for the cowardly act". The incident took place in Machhil sector of Kupwara district in north Kashmir.
"The cowardly act of mutilating the body of one of the Indian soldiers had all the signatures of a BAT (Border Action Team) operation by Pakistan army using terrorists and its soldiers".