The Rebbe highlights the Divine Providence in the writer’s late donation, noting it was inspired from Above, similar to thoughts implanted from Heaven. He encourages not only maintaining but increasing good practices, especially in tzedakah, linking it to the merit of Tu B’Av and the principle of ma’alin bakodesh.
https://www.torahrecordings.com/rebbe/004_igros_kodesh/av/1132