Biblical Facts About the 2nd Coming of Christ

Only our Heavenly Father knows when that day will be (Matthew 24:36).
Christ will come as a thief in the night, meaning He will come unexpectedly (Matthew 24:37-39, 42-44; 2 Peter 3:10).
His coming will be noticed by everyone – it will not be a secret coming (1 Thessalonians 4:16; 2 Thessalonians 1:7-9).
The dead in Christ will rise first (1 Thessalonians 4:16).
We will meet the Lord and the dead in Christ in the air and will be with Him forever (1 Thessalonians 4:17).
Jesus and his mighty angels will take vengeance on those who know not God and obey not the gospel of our Lord Jesus Christ (2 Thessalonians 1:17-18).
The earth, the heavens, and the elements will be destroyed (1 Peter 3:10, 12).

Various trumpets from biblical times