BibTeX:
@incollection{Various,
  author = {Various},
  title = {Richer Than All the World},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/contentment},
}

APA:
Various. Richer Than All the World. In *bahaistories.com archive*.

MLA:
Various. "Richer Than All the World." *bahaistories.com archive*, n.d..

Chicago:
Various. "Richer Than All the World." In *bahaistories.com archive*, n.d..