BibTeX:
@incollection{Various,
  author = {Various},
  title = {An Opportunity Lost in Káshán},
  booktitle = {Baha'i Stories Blog},
  url = {https://bahaistories.blogspot.com/2023/11/the-sad-story-of-individual-noted-for.html},
}

APA:
Various. An Opportunity Lost in Káshán. In *Baha'i Stories Blog*.

MLA:
Various. "An Opportunity Lost in Káshán." *Baha'i Stories Blog*, n.d..

Chicago:
Various. "An Opportunity Lost in Káshán." In *Baha'i Stories Blog*, n.d..