In the Farsi language, the common greeting is “Salam” for hello, is it permissible to say even to the non Muslim Iranians, including family members? And a goodbye used is “Khoda-hafez”, similar to how others in other languages say “Allāh-hafiz”, in Farsi, Khoda means God, what are the rulings?

Ustadh AbdulAziz al-Haqqan

The scholars differ on starting a non-Muslim with the salam.