Even Bhai Kulbir Singh Jee has quoted this book
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www.gurmatbibek.com]
10) Lala Daulat Rai, in his book Sahib-e-Kamaal, writes that Hindus were humiliated in various ways. If a Muslim felt like spitting, he had the right to spit in the mouth of a Hindu standing there. If the Hindu refused to open his mouth to accept the spitting of the Muslim, he would get punished by the authorities.