"Deeply saddened to hear about the coal mine explosion in Khorasan, Iran," Pashinyan wrote on X.
"My deepest condolences to the families of the victims. I hope for a swift recovery for all the injured," he added.
Dozens of miners were killed following a gas explosion in a coal mine in Iran's South Khorasan province.
The incident occurred at around 21:00 local time on Saturday in one of the mines of Tabas city.
MP/