بسم الله الرحمن الرحيم
(Fatwa: 711/711/M=1434)
In order to know the detail of Shirk and Kufr study the following books:
(1) Sunant wa Bidat: Mufti Abdur Raheem Lajpuri (رحمة الله).
(2) Al-Shihab Al-Saqib: Hadhrat Madani (رحمة الله)
(3) Rah-e-Sunnat: Maulana Sarfaraz Khan Safdar Sahib (رحمة الله)
(4) Muhazrat Radd Raza Khaniyat: Published by Darul Uloom Deoband
(5) Islahur Rusum: Hadhrat Thanavi (رحمة الله)
(6) Shariyat o Jihalat: Maulana Palan Haqqani (رحمة الله)
Allah knows Best!
Darul Ifta,
Darul Uloom Deoband