Well, that is where He comes from where He is seated at the right hand of the Father in Heaven.
He will come again a second time...., from heaven to earth as He did the first time.
The coming again a second time is a glorious bodily return where every eye will see Him, even those who pierced Him
It is not any kind of spiritual invisible coming, He comes in His glory, and in His Father's glory and in the glory of the angels.
A Lame Man Healed - Now Peter and John went up together to the temple at the hour of prayer, the ninth hour. And a certain man lame from his mother’s womb was carried, whom they laid daily at the gate of the temple which is called Beautiful, to ask alms from those who entered the temple; who...
www.biblegateway.com
17 “Yet now, brethren, I know that you did
it in ignorance, as
did also your rulers. 18 But those things which God foretold by the mouth of all His prophets, that the Christ would suffer, He has thus fulfilled. 19 Repent therefore and be converted, that your sins may be blotted out, so that times of refreshing may come from the presence of the Lord,
20
and that He may send [c]Jesus Christ, who was [d]preached to you before, 21 whom heaven must receive until the times of restoration of all things, which God has spoken by the mouth of all His holy prophets since [e]the world began.
22 For Moses truly said to the fathers, ‘The Lord your God will raise up for you a Prophet like me from your brethren. Him you shall hear in all things, whatever He says to you. 23 And it shall be
that every soul who will not hear that Prophet shall be utterly destroyed from among the people.’ 24 Yes, and all the prophets, from Samuel and those who follow, as many as have spoken, have also [
f]foretold these days. 25 You are sons of the prophets, and of the covenant which God made with our fathers, saying to Abraham, ‘And in your seed all the families of the earth shall be blessed.’ 26 To you first, God, having raised up His Servant Jesus, sent Him to bless you, in turning away every one
of you from your iniquities.”