1 Corinthians 15:52

At the last trumpet-call; for the trumpet will sound, and the dead will rise immortal, and we, also, shall be transformed.

1 Thessalonians 4:16

For, with a loud summons, with the shout of an archangel, and with the trumpet-call of God, the Lord himself will come down from Heaven.

Treasury of Scripture Knowledge

Summary

Speak unto the children of Israel, saying, In the seventh month, in the first day of the month, shall ye have a sabbath, a memorial of blowing of trumpets, an holy convocation.

Bible References

In the seventh

1 Corinthians 15:52
At the last trumpet-call; for the trumpet will sound, and the dead will rise immortal, and we, also, shall be transformed.
1 Thessalonians 4:16
For, with a loud summons, with the shout of an archangel, and with the trumpet-call of God, the Lord himself will come down from Heaven.