1.
to start in a particular place or be produced from a particular thing :
Much of our butter comes from New Zealand.
This wool comes from goats, not sheep.
This poem comes from his new book.
Where does her attitude come from?
Where's that smell coming from?
He comes from a family of actors.
'She doesn't try hard enough.' 'That's rich, coming from you (= you do not try hard either) .'
2.
= come of sth