BibTeX:
@incollection{BahChronicleseditors,
  author = {Bahá'í Chronicles editors},
  title = {Quddús, the Moon of Guidance},
  booktitle = {Bahá'í Chronicles},
  url = {https://bahaichronicles.org/quddus/},
}

APA:
Bahá'í Chronicles editors. Quddús, the Moon of Guidance. In *Bahá'í Chronicles*.

MLA:
Bahá'í Chronicles editors. "Quddús, the Moon of Guidance." *Bahá'í Chronicles*, n.d..

Chicago:
Bahá'í Chronicles editors. "Quddús, the Moon of Guidance." In *Bahá'í Chronicles*, n.d..