Conversation so far:
Where are the Sinhalese people from?
The Sinhalese people are an Indo-Aryan- ethnolinguistic group native to the island of Sri Lanka.
What do the Sinhalese people make?
The Sinhalese culture main domains are sculpture, fine arts, literature, dancing, poetry and a wide variety of folk beliefs and rituals traditionally.

Question: Where did they go?
Self-contained rewrite: Where did the Sinhalese People go from Sri Lanka?