Two officials of the Pakistan High Commission in New Delhi have been ordered to leave the country within 24 hours after they were declared "persona non grata".
The two officials, Abid Hussain and Muhammad Tahir, were caught by Delhi Police while they were obtaining sensitive documents relating to India's security installations from an Indian national in exchange for money, official sources said in New Delhi.
Two visa assistants of the High Commission of Pakistan in New Delhi have been apprehended by the Delhi Police Special Cell for allegedly indulging in espionage activities.
Pakistan urges the worldwide community to take notice of the Indian designs and play its role in ensuring peace and security in South Asia. It is expected that Pakistan will also announce a tit-for-tat expulsion of a similar number of Indian diplomats in the coming days.
"We condemn the detention and torture as well as threatening and pressuring of the diplomatic officials to accept false charges", it added.More news: Kylie Jenner in bitter row with Forbes over billionaire status
The statement said the Indian move was reprehensible, a violation of the Vienna Convention and diplomatic etiquette.
The two officials were, however, released on the High Commission's intervention, it said.
Hundreds of Indian and Chinese troops became involved in the latest face-off concentrated in India's Ladakh region just opposite Tibet.
Pakistan had downgraded diplomatic ties by expelling the Indian High Commissioner in Islamabad following India's decision to withdraw the special status of Jammu and Kashmir and bifurcate the state into two union territories in August past year.
India and Pakistan have a long-running dispute over Kashmir, which was split between them in 1947 when they gained independence from the UK.More news: SpaceX Crew Dragon capsule completes docking at International Space Station
On February 26, Indian fighter jets entered deep inside Pakistan and bombed JeM terror camps in Balakot.
His colleague, an upper division clerk in the high commission, Tahir (44), who is from Islamabad, would accompany him on the espionage missions to gather information for "news reporters".
In a demarche given to Pakistan's chargé d'affaires in Delhi, the MEA said the activities of the expelled Pakistani officials were against "India's national security".
Thereafter, the Pakistani media published reports containing the names and photographs of Indian high commission officials who they claimed were intelligence officials working under diplomatic cover. Hussain had even forged an Aadhaar card, the police officer alleged.More news: Global COVID-19 cases top 6 million: Johns Hopkins University