如何从2个单独的ID SQL Server引用相同的列

I've been looking around for a bit unable to find an answer to this that works, So, I'm hoping someone can help me with my best bet to solve this. Basically I have a table with a User_id and a delegate_id, however both obviously reference the same user_mstr table. But what I want is the name of both the user and the delegate. I've been looking around for a bit unable to fi