lay someone to rest

(verb) to formally say goodbye to someone after they die

Example Sentences:

Hello everyone. We are here today to lay Billy Stevens to rest. He died last week of cancer, and we will always remember him…

Yesterday, we laid my father to rest. His funeral was beautiful.

A: What are you doing this afternoon?
B: Actually, I’m laying my dog to rest, because he died yesterday.
A: I’m sorry to hear that!
B: Thanks.