Keleusma denotes a command associated with the Lord's descent and the rising of the dead in Christ.

The attested use places the noun in the announcement accompanying the Lord's descent, alongside an archangel's voice and God's trumpet, before the dead in Christ rise.

1. Command accompanying the descent · dominant

   In 1 Thessalonians 4:16, the dative singular neuter form occurs in the sequence accompanying the Lord's descent from heaven; the APB renders the verse with “a cry of command” before the voice of an archangel, the trumpet of God, and the rising of the dead in Christ.

   1 Thessalonians 4:16

In the Anselm Project Bible: In 1 Thessalonians 4:16, the APB presents the clause as “with a cry of command.” This wording confirms the verse's scene rather than isolating the noun's exact English equivalent.