“Once my father and I visited abu ‘Abd Allah (a.s.), and said, ‘We pray to Allah to keep our souls in service for your cause, we have Christian associates and they slaughter for us chickens and goats; if we can eat thereof. He (the Imam) said, ‘Do not eat and do not get close to it; what they say on it is something because of which I do not like if you to eat thereof.’ He (the narrator) has said, when we arrived in al-Kufah certain ones of them invited us and we declined their invitation. He asked about the reason saying, ‘You were coming to us and now you have refused.’ We replied, ‘Our scholar (a.s.), prohibited and he thinks that you say something on what you slaughter because of which he does not like that we eat thereof.’ He then asked, ‘Who is your scholar? He by Allah, is the most knowledgeable of all people and more knowledgeable than what Allah has created. He has spoken the truth by Allah. We say, ‘In the name of al-Masih (a.s.).’”