Punjab chief minister Captain Amarinder Singh on Wednesday said that the grenade used in the attack on a religious congregation on the city outskirts of Amritsar was made under license by Pakistan ordinance factory and added that Pakistan's Inter-Services Intelligence (ISI) masterminded the attack.

ISI masterminded Amritsar attack, grenade made in Pakistan: Punjab CM Amarinder Singh

Punjab Chief Minister Amarinder Singh on Monday announced a reward of Rs. 50 lakh for anybody providing information on those involved in the Amritsar grenade blast that left three persons dead, officials said.

Amritsar grenade attack: Punjab govt announces Rs 50 lakh reward for information leading to suspects

Amritsar local youth hand is suspected in the terror attack that killed three persons and left more than 20 people injured on Sunday. The police are investigating the incident as a "terrorist act".

Local youth's hand suspected in Amritsar grenade attack

Punjab Chief Minister Amarinder Singh Sunday vowed that he will not let the "forces of terror" destroy the hard-earned peace in the state even as he condemned the grenade attack on a religious congregation in Amritsar that left three persons dead and many injured.

Won't let 'forces of terror' destroy peace: Punjab CM on Amritsar attack

Home Minister Rajnath Singh on Sunday expressed shock and anguish over the death of innocent people in a grenade attack in Amritsar, Punjab on Sunday. ''Deeply anguished by the death of innocent people in a grenade attack in Amritsar.