Muslims according to Hindus in 355 AH.
It is mentioned in البدء والتاريخ by Muthar bin Tahir known as Ibn Tahir Maqdisi (d 355 h) who was from Bayt al Maqdas mentioned:
Muslims are impure according to them, they dont touch them and the things they touch. And cow is honorable for them like a Mother. The punishment for the one who kills them (cows) is death, It is allowed for unmarried to have sex with a stranger women.. and if a married man do this then his punishment is death. They dont marry their cousins, It is prohibited for Brahmin to have sharab and to have dhabeeha.
Then he mentioned hindu gods, like Maha dev, Kali and Maha Kali, and worship of Ling.[Taken from Arab o hind k Talluqaat, p, 140, 141]