Rest in peace (acronym R.I.P.) in the second person singular, or “Requiescite in pace” in the second person plural. In the common phrase "Requiescat in pace" the "-at" ending is appropriate because the verb is a third-person singular present active subjunctive used in a hortative sense: "May he/she rest in peace." The phrase was first found on tombstones some time before the fifth century. It became ubiquitous on the tombs of Christians in the 18th century, and for High Church Anglicans, Methodists, as well as Roman Catholics in particular, it was a prayerful request that their soul should find peace in the afterlife.
Latin influence in English already existed, and this caused enrichment of the Old English vocabulary: "culcer" and "læfel" "spoon" from Latin "coclearium" and "labellum" beside Old English "spōn" and "hlædel" (Modern English "ladle"); Old English "forca" from Latin "furca" "fork" next to Old English "gafol"; Old English "scamol" "chair, stool" from Latin "scamellum" beside native "stōl", "benc" and "setl". All told, approximately 600 words were borrowed from Latin during the Old English period. Often, the Latin word was severely restricted in sense, and was not widespread in use among the general populace. Latin words tended to be literary or scholarly terms and were not