BibTeX:
@incollection{Various,
  author = {Various},
  title = {This Too Will Pass Away},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/suicide},
}

APA:
Various. This Too Will Pass Away. In *bahaistories.com archive*.

MLA:
Various. "This Too Will Pass Away." *bahaistories.com archive*, n.d..

Chicago:
Various. "This Too Will Pass Away." In *bahaistories.com archive*, n.d..