Urdu and Sindhi are Indo-Aryan languages, they have similarities in phonetic system, grammar, vocabulary, script, and literary trends. An important reason for this is the historical, geographical, and cultural similarity of these two languages. The proverbs and sayings of these two languages are very similar, same proverbs, sayings are often used in both languages which shows the historical, cultural, and linguistic similarity of these two languages. These common proverbs, sayings have great importance in the Sociolinguistic study of these two languages. This article traces down the similarity of the Urdu and Sindhi proverbs and sayings.