https://www.eislamicbook.com/fiqhi-ikhtilafaat-ki-asliyat-by-shah-waliullah-dehlvi-%d9%81%d9%82%db%81%db%8c-%d8%a7%d8%ae%d8%aa%d9%84%d8%a7%d9%81%d8%a7%d8%aa-%da%a9%db%8c-%d8%a7%d8%b5%d9%84%db%8c%d8%aa/