What is the situation in the Capulet house at the end of act 4 what religious comfort does the friar offer the capulets?

At the end of Act 4, the Capulet house is consumed with grief as they believe Juliet has died. Friar Laurence offers them religious comfort by suggesting they should mourn for Juliet in moderation because she is now in a better place, much like a soul in heaven that should not be lamented excessively.