'Mid heaven' in the Bible

And I beheld, and heard an angel flying through midheaven, saying with a loud voice, Woe, woe, woe, to the inhabitants of the earth by reason of the other voices of the trumpet of the three angels, which are yet to sound!

And I saw another angel fly in midheaven, having the everlasting gospel to preach unto them that 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 fowls that fly in midheaven, Come and gather yourselves together unto the supper of the great God;