matellam praesto alicui

From matella (“chamber pot”), praestō (“offer”) and aliquis (“someone”).

• (Classical Latin) IPA^(key): [maˈtɛl.lãː ˈprae̯s.toː ˈa.lɪ.kʊj]
• (modern Italianate Ecclesiastical) IPA^(key): [maˈtɛl.lam ˈprɛs.to ˈaː.li.kuj]

matellam praestō alicui

1. I provide (someone) the most menial services (literally “I offer (someone) the chamber-pot”)