BibTeX:
@incollection{Various,
  author = {Various},
  title = {After the war, pilgrimages were resumed},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/christianity},
}

APA:
Various. After the war, pilgrimages were resumed. In *bahaistories.com archive*.

MLA:
Various. "After the war, pilgrimages were resumed." *bahaistories.com archive*, n.d..

Chicago:
Various. "After the war, pilgrimages were resumed." In *bahaistories.com archive*, n.d..