Abu Umaamah Radiyallahu-'Anhu says:
"When the dastarkhaan (table cloth) was being removed in the presence of Rasulullah Sallailahu 'Alayhi Wasallam, Rasulullah Saliallahu 'Alayhi Wasallam recited this du'aa:Alhamdulillaahi hamdan kathiran tayyiban mubaarakan fihi-ghayra mu-wadda-in wa-laa mus-taghnan 'anhu rabbuna. (AR)
English reference (AR): Book 27, Hadith 183 (AR)
Arabic reference (AR): Book 28, Hadith 192 (AR)