BibTeX:
@incollection{Various,
  author = {Various},
  title = {Therefore we have commanded all the Bahá’ís in the Orient to study},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/esperanto},
}

APA:
Various. Therefore we have commanded all the Bahá’ís in the Orient to study. In *bahaistories.com archive*.

MLA:
Various. "Therefore we have commanded all the Bahá’ís in the Orient to study." *bahaistories.com archive*, n.d..

Chicago:
Various. "Therefore we have commanded all the Bahá’ís in the Orient to study." In *bahaistories.com archive*, n.d..