BibTeX:
@incollection{BahChronicleseditors,
  author = {Bahá'í Chronicles editors},
  title = {Muḥammad-Hádíy-i-Ṣaḥḥáf},
  booktitle = {Bahá'í Chronicles},
  url = {https://bahaichronicles.org/mu%e1%b8%a5ammad-hadiy-i-%e1%b9%a3a%e1%b8%a5%e1%b8%a5af/},
}

APA:
Bahá'í Chronicles editors. Muḥammad-Hádíy-i-Ṣaḥḥáf. In *Bahá'í Chronicles*.

MLA:
Bahá'í Chronicles editors. "Muḥammad-Hádíy-i-Ṣaḥḥáf." *Bahá'í Chronicles*, n.d..

Chicago:
Bahá'í Chronicles editors. "Muḥammad-Hádíy-i-Ṣaḥḥáf." In *Bahá'í Chronicles*, n.d..