When you blow an alarm, then the camps that are located on the east side must begin to travel.
“Shout loudly! Don’t be quiet! Yell as loud as a trumpet! Confront my people with their rebellious deeds; confront Jacob’s family with their sin!
Blow the trumpet in Zion; sound the alarm signal on my holy mountain! Let all the inhabitants of the land shake with fear, for the day of the Lord is about to come. Indeed, it is near!
The standard of the camp of the Judahites set out first according to their companies, and over his company was Nahshon son of Amminadab.