BibTeX:
@incollection{Various,
  author = {Various},
  title = {When, as the guest of Lady Blomfield, ‘Abdu’l-Bahá sat down to dinner},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/hospitality},
}

APA:
Various. When, as the guest of Lady Blomfield, ‘Abdu’l-Bahá sat down to dinner. In *bahaistories.com archive*.

MLA:
Various. "When, as the guest of Lady Blomfield, ‘Abdu’l-Bahá sat down to dinner." *bahaistories.com archive*, n.d..

Chicago:
Various. "When, as the guest of Lady Blomfield, ‘Abdu’l-Bahá sat down to dinner." In *bahaistories.com archive*, n.d..