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
Communication with terrorist organizations by government officers is frowned upon though.
Netanyahu spoke to Congress
Hezbollah is not a terrorist organization according to the Lebanese and Iranian governments or the UN.
The have 15 representatives in Lebanon’s parliament.