BibTeX:
@incollection{Various,
  author = {Various},
  title = {Twenty-Four Years of Kindness},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/enemies},
}

APA:
Various. Twenty-Four Years of Kindness. In *bahaistories.com archive*.

MLA:
Various. "Twenty-Four Years of Kindness." *bahaistories.com archive*, n.d..

Chicago:
Various. "Twenty-Four Years of Kindness." In *bahaistories.com archive*, n.d..