Completely FAKE!
Here is my open challenge.
Ibn Sina's book on Medicine is available online. Show me where he says talks about Quarantine.
Show me where he says "40 day sanitary isolation" or "al-Arbainiya"
Link of the book: https://archive.org/details/CanonOfMedicine https://twitter.com/LadyVelvet_HFQ/status/1252711186866614274
Here is my open challenge.
Ibn Sina's book on Medicine is available online. Show me where he says talks about Quarantine.
Show me where he says "40 day sanitary isolation" or "al-Arbainiya"
Link of the book: https://archive.org/details/CanonOfMedicine https://twitter.com/LadyVelvet_HFQ/status/1252711186866614274