1 Thessalonians 4:16-17 NIV

16 For the Lord himself will come down from heaven,1 with a loud command, with the voice of the archangel2 and with the trumpet call of God,3 and the dead in Christ will rise first.4

References for 1 Thessalonians 4:16

17 After that, we who are still alive and are left5 will be caught up together with them in the clouds6 to meet the Lord in the air. And so we will be with the Lord 7 forever.

References for 1 Thessalonians 4:17