Islamic concepts

Sabīl — way, road, path

ibn al-sabīl — son of the road, traveller

fī sabīl — for the sake of, for, in behalf of, in the interest of, in the direction of

Sabīl al-muʾminīn

see ijma

And whoever opposes the Messenger after guidance has become clear to him and follows other than the way of the believers - We will give him what he has taken and drive him into Hell, and evil it is as a destination.