BibTeX:
@incollection{BahChronicleseditors,
  author = {Bahá'í Chronicles editors},
  title = {Mirzá ‘Abd’u’lláh Faráháni, ‘The Divine Musician’},
  booktitle = {Bahá'í Chronicles},
  url = {https://bahaichronicles.org/mirza-abdullah-farahani-the-divine-musician/},
}

APA:
Bahá'í Chronicles editors. Mirzá ‘Abd’u’lláh Faráháni, ‘The Divine Musician’. In *Bahá'í Chronicles*.

MLA:
Bahá'í Chronicles editors. "Mirzá ‘Abd’u’lláh Faráháni, ‘The Divine Musician’." *Bahá'í Chronicles*, n.d..

Chicago:
Bahá'í Chronicles editors. "Mirzá ‘Abd’u’lláh Faráháni, ‘The Divine Musician’." In *Bahá'í Chronicles*, n.d..