Interesting facts: https://onhisowntrip.com/most-interesting-facts-about-chad/
A version of the anthem sung in Arabic but the quality of the recording is rather rough: https://www.youtube.com/watch?v=117enCwBT2Y
A rather nice recording of the anthem that I very nearly used for the show but decided the music was out of character: https://www.youtube.com/watch?v=dqWgiKoSZ8Q
My Sources: