BibTeX:
@incollection{BahChronicleseditors,
  author = {Bahá'í Chronicles editors},
  title = {Jináb-i-Fáḍil, a Gift to America},
  booktitle = {Bahá'í Chronicles},
  url = {https://bahaichronicles.org/mirza-asadullah-fadil-mazandarani-jinab-i-fadil/},
}

APA:
Bahá'í Chronicles editors. Jináb-i-Fáḍil, a Gift to America. In *Bahá'í Chronicles*.

MLA:
Bahá'í Chronicles editors. "Jináb-i-Fáḍil, a Gift to America." *Bahá'í Chronicles*, n.d..

Chicago:
Bahá'í Chronicles editors. "Jináb-i-Fáḍil, a Gift to America." In *Bahá'í Chronicles*, n.d..