I now have it for you right here! Lyrics in English follows, courtesy of Jason Rothenberg.
Title: Grounder Anthem (Take a Life With Me)
Composer and performer: Tree Jenkins, Julia Dominczak
Album: The 100 Soundtrack
Description: “Grounder Anthem (Take a Life With Me)” from The 100 Soundtrack by Tree Jenkins and Julia Dominczak. Released: 2016. Genre: Soundtrack.
If you have a browser extension/add-on (I use Chrome and Edge), that enables media downloads, you can download it here. Enjoy!