An "active terrorist" of Babbar Khalsa International (BKI) with alleged links to Pakistan's ISI was arrested from Kaushambi district in the early hours of Thursday in a joint operation by Uttar Pradesh STF and Punjab Police, an official said.

The suspected terrorist, Lajar Masih, a resident of Kurlian village in Ramdas area of Amritsar, Punjab, was nabbed around 3.20 am. The operation was carried out in the Kokhraj police station area of Kaushambi, Additional Director General of Police (UP Special Task Force, Law and Order) Amitabh Yash said.