Au Pied de la Lettre
(French). Literatim et verbatim; according to the strict letter of the text.
ldquo;In reading au pied de la lettre the story of his [Buddha's] fatal illness supervened on a meal of dried boar's flesh, served to him by a certain Kunda. —Nineteenth Century (June, 1893, p. 1020).
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894