Did you guys read the article?
"Students are not required to participate, and receive no academic credit for doing so," he said.
At an upcoming concert, the choir is scheduled to sing an Irish folk song and an Christian song titled "Prayer of the Children," in addition to the song by Rahman.
"The teacher consulted with students and asked each of them to review an online performance of the selection with their parents before making the decision to perform the piece," Kirtland said, and members who object to the religious content of musical selections aren't required to sing them"
I'm not saying I agree with singing the song but, its a extra curricular.