Another source with more info: https://nationalpost.com/news/iranian-ambassador-to-lebanon-lost-eye-pager-blast-hezbollah
Iran’s ambassador to Lebanon lost one eye and suffered serious injury to the other when a pager he was carrying exploded on Tuesday
Why are you pretending that is some sort of gotcha?
Diplomats communicating with their nation’s allies does not make them legitimate military targets.
Communication with terrorist organizations by government officers is frowned upon though.