I know ’twas so, and therefore summoned thee Beyond the gates to breathe it in thine ear.
Why this summons?
But you by special summons I convened As my most trusted councilors; first, because I knew you loyal to Laius of old; Again, when Oedipus restored our State, Both while he ruled and when his rule was o’er, Ye still were constant to the royal line.
There are no more uses of "summon" in the book.
Show samples from other sources
I was summoned to the principal’s office.
I summoned all my courage and walked into the room.