The incident occurred on Friday in Sialkot, Punjab.
Khan called the incident a “horrible lynching attack” and said he was monitoring the investigation.
“Don’t make mistakes, those responsible will be punished [the] Completely strict laws. The arrest is ongoing,” Khan said on Twitter on Friday.
According to Sialkot police spokesperson Khurram Shehzad, the murdered man was a Buddhist factory manager named Prantha Kumar.
Shehzad said that Kumar’s body had been recovered from the mob and taken to the local hospital.
The Pakistan Human Rights Commission condemned the incident and said: “The barbaric act of torturing a Sri Lankan man to death by the Sialkot mobs with frivolous blasphemy accusations should make people aware of the grim reality of increasing radicalization in Pakistan.”
The Chief Minister of Punjab, Usman Buzdar (Usman Buzdar) said in a tweet that the chief of police has been ordered to investigate the incident.
CNN has contacted the Sri Lanka Embassy for comments.
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