Tajreed Tawheed al-Mufeed by al-imam al-Maqreezee

Book of Imam Jalal ad-Din as-Suyootee whose title is: The order of Follow (the Sunnah) and the prohibition to innovate. He collected many words and evidence on this topic.

Written by the great scholar al-Hanbali Abu Qady Ya'la on al-Iman and topics related to it, among other related words of Imam Ahmad on the topic. This book is basically a thesis of Magisterium presented to the...

The Aqida of the people of the Sunna written by a 5th century Imam, the Hafidh Abu uthman as-Sabouni (449 H).

Risalah, little known but interesting, of a scholar Hanbali of the 11th century Najd, Uthman ibn Ahmad an-Najdi al-Hanbali, known as ibn Qa'id an-Najdi. This Sheikh wrote this treatise of Aqida, a century before the...

Authenticated and verified by Shaykh al-Albaani.

The Kitab at-Tawhid by Imam ibn Khuzayma (223-311H).

A'laam as-Sunnah al-Manchoorah li i'tiqad at-Ta-ifah annajia al-mansoorah, or 200 questions and answers on the Islamic Aqeedah of the shaykh Hafiz Hakimi.

Book of Aqeedah and Minhaj written by an Imam Shafi'i of the first three centuries, named Abi al-Husayn Muhammad ibn Ahmad al-Malati ash-Shafi'i (377H).His book is titled At Tanbiyah wa al-Radd 'ala Ahl al-Ahwae...