Moosaa Richardson reads the book, al-'Aqeedah al-Waasitiyyah by Shaykh al-Islam Ibn Taymiyah, may Allah have Mercy on him, along with the explanation of Shaykh 'Ubayd al-Jaabiree (may Allah preserve him).

Get the official workbook from Amazon (USA) and follow along: https://www.amazon.com/WAASITIYYAH-Classic-Basic-Islamic-Beliefs/dp/B083XVGPWH/

Outside of USA, just search for "Waasitiyyah Workbook" on your Amazon's website, and you should see it there, in shaa' Allah. There is also a print replica edition available for Kindle users.