BibTeX:
@incollection{BahChronicleseditors,
  author = {Bahá'í Chronicles editors},
  title = {Hájí Amín, the Trusted One},
  booktitle = {Bahá'í Chronicles},
  url = {https://bahaichronicles.org/haji-mirza-abul-hasan-ardikani-haji-amin/},
}

APA:
Bahá'í Chronicles editors. Hájí Amín, the Trusted One. In *Bahá'í Chronicles*.

MLA:
Bahá'í Chronicles editors. "Hájí Amín, the Trusted One." *Bahá'í Chronicles*, n.d..

Chicago:
Bahá'í Chronicles editors. "Hájí Amín, the Trusted One." In *Bahá'í Chronicles*, n.d..