BibTeX:
@incollection{Various,
  author = {Various},
  title = {“For three days and three nights no manner of food or drink was given to Bahá’u’lláh”},
  booktitle = {Baha'i Stories Blog},
  url = {https://bahaistories.blogspot.com/2022/11/for-three-days-and-three-nights-no.html},
}

APA:
Various. “For three days and three nights no manner of food or drink was given to Bahá’u’lláh”. In *Baha'i Stories Blog*.

MLA:
Various. "“For three days and three nights no manner of food or drink was given to Bahá’u’lláh”." *Baha'i Stories Blog*, n.d..

Chicago:
Various. "“For three days and three nights no manner of food or drink was given to Bahá’u’lláh”." In *Baha'i Stories Blog*, n.d..