'Mid heaven' in the Bible

And I saw, and heard an eagle flying in midheaven, saying with a loud voice, Woe, woe, woe, to those who dwell on the earth, by reason of the remaining voices of the trumpet of the three angels who are yet to sound!

And I saw another angel flying in midheaven, having an everlasting message of good tidings to proclaim to those who dwell on the earth, and to every nation, and tribe, and tongue, and people;

And I saw an angel standing in the sun; and he cried with a loud voice, saying to all the birds that fly in midheaven, Come, gather yourselves together to the great supper of God;