1: A militant group called Jaish al Adal claimed responsibility for the attack , according to Iranian state media and a Twitter account believed to be associated with the organization . 2: According to Pakistani media , Jaish al Adal is an anti-Iranian group that has emerged during recent years in areas of Balochistan , the restive Pakistani province that borders southeastern Iran . 3: A group believed to be based in Pakistan 's Balochistan province claims responsibility .
1: A militant group called Jaish al Adal 2: Jaish al Adal 3: A group believed to be based in Pakistan 's Balochistan province