The Ruling on the Slaughter of a Zoroastrian
Machine translationRead the Arabic original
Answer : The slaughter of a Zoroastrian is not permissible. This is by scholarly consensus. Although some scholars said that their slaughter is permissible, Imam Ahmad rejected this. If he slaughters, the meat becomes forbidden and it also becomes ritually impure; it becomes ritually impure.
Source
قناة «فضيلة الشيخ محمد بن صالح العثيمين»، 159 - حكم ذبيحة المجوسي - الكافي في فقه الإمام أحمد بن حنبل - ابن عثيمين — youtube.com
The Arabic text is a machine transcription of the audio recording.