BibTeX:
@incollection{BahChronicleseditors,
  author = {Bahá'í Chronicles editors},
  title = {The Wise and Humble Teacher},
  booktitle = {Bahá'í Chronicles},
  url = {https://bahaichronicles.org/mirza-asadullah-fadil-mazandarani-jinab-i-fadil/},
}

APA:
Bahá'í Chronicles editors. The Wise and Humble Teacher. In *Bahá'í Chronicles*.

MLA:
Bahá'í Chronicles editors. "The Wise and Humble Teacher." *Bahá'í Chronicles*, n.d..

Chicago:
Bahá'í Chronicles editors. "The Wise and Humble Teacher." In *Bahá'í Chronicles*, n.d..