BibTeX:
@incollection{Various,
  author = {Various},
  title = {How Mullá Sádiq-i-Muqaddas recognized the Báb through Mullá Husayn in Isfahán},
  booktitle = {Baha'i Stories Blog},
  url = {https://bahaistories.blogspot.com/2019/10/how-mulla-sadiq-i-muqaddas-recognized.html},
}

APA:
Various. How Mullá Sádiq-i-Muqaddas recognized the Báb through Mullá Husayn in Isfahán. In *Baha'i Stories Blog*.

MLA:
Various. "How Mullá Sádiq-i-Muqaddas recognized the Báb through Mullá Husayn in Isfahán." *Baha'i Stories Blog*, n.d..

Chicago:
Various. "How Mullá Sádiq-i-Muqaddas recognized the Báb through Mullá Husayn in Isfahán." In *Baha'i Stories Blog*, n.d..