Kuntres HaHishtatchus The classic Maamar explaining the significance of visiting the grave of a Tzaddik. (In English) chabad.org Maaneh Lashon An English rendition of the prayers to be said at the graveside of the righteous. Torah sources concerning Tzaddikim Connotations of the Kabbalistic sephirah Yesod-Foundation from inner.org Connotations of the inner dimension of Yesod: Emet-Truth from inner.org "The Soul of Life: The Complete Neffesh Ha-chayyim" (2012), Amazon, ISBN 978-0615699912