Come up hither
This call seems clearly to indicate the fulfilment of (1 Thessalonians 4:14-17). The word "church" does not again occur in the Revelation till all is fulfilled.
Related Commentaries of Revelation 4:1
Revelation 4:1
1 After this I looked, and, behold, a door was opened in heaven: and the first voice which I heard was as it were of a trumpet talking with me; which said,Come up hither, and I will shew thee things which must be hereafter.