BibTeX:
@incollection{Various,
  author = {Various},
  title = {Those who have been with ‘Abdu’l-Bahá notice how, often after speaking},
  booktitle = {bahaistories.com archive},
  url = {https://bahaistories.com/subject/overwhelm},
}

APA:
Various. Those who have been with ‘Abdu’l-Bahá notice how, often after speaking. In *bahaistories.com archive*.

MLA:
Various. "Those who have been with ‘Abdu’l-Bahá notice how, often after speaking." *bahaistories.com archive*, n.d..

Chicago:
Various. "Those who have been with ‘Abdu’l-Bahá notice how, often after speaking." In *bahaistories.com archive*, n.d..