'Calling' in the Bible

I was in the Spirit [in special communication with the Holy Spirit and empowered to receive and record the revelation from Jesus Christ] on the Lord’s Day, and I heard behind me a loud voice like the sound of a trumpet,

'But I have against thee a few things: That thou dost suffer the woman Jezebel, who is calling herself a prophetess, to teach, and to lead astray, my servants to commit whoredom, and idol-sacrifices to eat;

After this I looked, and behold, a door standing open in heaven! And the first voice which I had heard, like the sound of a [war] trumpet speaking with me, said, “Come up here, and I will show you what must take place after these things.”

Then the witnesses heard a loud voice from heaven calling to them, "Come up here!" So they went up to heaven in a cloud, and their enemies watched them.

And another angel came out of the temple, calling with a loud voice to Him who was sitting upon the cloud, “Put in Your sickle and reap [at once], for the hour to reap [in judgment] has arrived, because the earth’s harvest is fully ripened.”

for in one hour so great riches has been made desolate. And every steersman, and every one who sailed to any place, and sailors, and all who exercise their calling on the sea, stood afar off,