Deesis

de'-e-sis Gk. "an entreating, a calling to witness"
Also known as deasis,obsecratio, obtestacio
obtestacion, adjuration

An adjuration or calling to witness; or, the vehement expression of desire put in terms of "for someone's sake" or "for God's sake."

Examples

"For God's sake hold your tongue and let me love..."
—John Donne

I am sure you can think of ruder examples! :)