BibTeX:
@incollection{BahChronicleseditors,
  author = {Bahá'í Chronicles editors},
  title = {Three Brothers from Tabríz},
  booktitle = {Bahá'í Chronicles},
  url = {https://bahaichronicles.org/haji-jafar-i-tabrizi-and-his-brothers/},
}

APA:
Bahá'í Chronicles editors. Three Brothers from Tabríz. In *Bahá'í Chronicles*.

MLA:
Bahá'í Chronicles editors. "Three Brothers from Tabríz." *Bahá'í Chronicles*, n.d..

Chicago:
Bahá'í Chronicles editors. "Three Brothers from Tabríz." In *Bahá'í Chronicles*, n.d..