BibTeX:
@incollection{Various,
  author = {Various},
  title = {The sifter of wheat in Isfahan},
  booktitle = {Baha'i Stories Blog},
  url = {https://bahaistories.blogspot.com/2016/10/the-sifter-of-wheat-in-isfahan.html},
}

APA:
Various. The sifter of wheat in Isfahan. In *Baha'i Stories Blog*.

MLA:
Various. "The sifter of wheat in Isfahan." *Baha'i Stories Blog*, n.d..

Chicago:
Various. "The sifter of wheat in Isfahan." In *Baha'i Stories Blog*, n.d..