Numbers 10:3

You will blow them, and all the community will assemble to the doorway of the tent of assembly.

Jeremiah 4:5

Declare in Judah and proclaim in Jerusalem and say, "Blow a horn through the land, {call with a loud voice} and say, 'Be gathered and let us go into the fortified cities.'

Joel 2:15-16

Blow [the] trumpet in Zion, sanctify a fast, call an assembly;

Treasury of Scripture Knowledge

Summary

And when they shall blow with them, all the assembly shall assemble themselves to thee at the door of the tabernacle of the congregation.

General references

Bible References

General references

Jeremiah 4:5
Declare in Judah and proclaim in Jerusalem and say, "Blow a horn through the land, {call with a loud voice} and say, 'Be gathered and let us go into the fortified cities.'
Joel 2:15
Blow [the] trumpet in Zion, sanctify a fast, call an assembly;