"Behold, He cometh with clouds; and every eye shall see Him and they also which pierced Him: and all kindreds of the earth shall wail because of Him. Even so, Amen."
Revelation 1:7

....................This is referring to the second coming of Jesus. When He will come to rule and reign on earth for 1000 years.

Jesus' return at the end of the age will be in two stages.