The book, al-Qawaa'id al-Arba', read and translated by Salaah Brooks, supervised and explained by Moosaa Richardson, at al-Masjid al-Awwal in the city of Pittsburgh, Pennsylvania (USA) in 1437.
Download this beautiful PDF and read along in Arabic to improve your language skills: Read along with this Arabic PDF and improve your language skills:
http://www.bakkah.net/en/wp-content/uploads/2016/01/four-principles-text.pdf