BibTeX:
@incollection{Various,
  author = {Various},
  title = {‘Abdu’l-Bahá gave freely of what He had -- love, time, care and concern, food…},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/generosity},
}

APA:
Various. ‘Abdu’l-Bahá gave freely of what He had -- love, time, care and concern, food…. In *bahaistories.com archive*.

MLA:
Various. "‘Abdu’l-Bahá gave freely of what He had -- love, time, care and concern, food…." *bahaistories.com archive*, n.d..

Chicago:
Various. "‘Abdu’l-Bahá gave freely of what He had -- love, time, care and concern, food…." In *bahaistories.com archive*, n.d..