come upon

Verb (2)

1. find unexpectedly“the archeologists chanced upon an old tomb”“she struck a goldmine”“The hikers finally struck the main path to the lake”Synonyms: fall uponstrikecome uponlight uponchance uponcome acrosschance onhappen uponattaindiscover
2. take possession of“She entered upon the estate of her rich relatives”Synonyms: enter uponcome uponluck into