BibTeX:
@incollection{Various,
  author = {Various},
  title = {With all of His spiritual knowledge and vision ‘Abdu’l-Bahá was extremely practical},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/generosity},
}

APA:
Various. With all of His spiritual knowledge and vision ‘Abdu’l-Bahá was extremely practical. In *bahaistories.com archive*.

MLA:
Various. "With all of His spiritual knowledge and vision ‘Abdu’l-Bahá was extremely practical." *bahaistories.com archive*, n.d..

Chicago:
Various. "With all of His spiritual knowledge and vision ‘Abdu’l-Bahá was extremely practical." In *bahaistories.com archive*, n.d..