Berean Study Bible
When you sound the short blasts a second time, the camps that lie on the south side are to set out. The blasts are to signal them to set out.

King James Bible
When ye blow an alarm the second time, then the camps that lie on the south side shall take their journey: they shall blow an alarm for their journeys.

American Standard Version
And when ye blow an alarm the second time, the camps that lie on the south side shall take their journey: they shall blow an alarm for their journeys.

Darby Bible Translation
And when ye blow an alarm the second time, the camps that lie southward shall set forward; they shall blow an alarm on their setting forward.

Douay-Rheims Bible
And at the second sounding and like noise of the trumpet, they who lie on the south side shall take up their tents. And after this manner shall the rest do, when the trumpets shall sound for a march.

English Revised Version
And when ye blow an alarm the second time, the camps that lie on the south side shall take their journey: they shall blow an alarm for their journeys.

Young's Literal Translation
'And ye have blown -- a second shout, and the camps which are encamping southward have journeyed; a shout they blow for their journeys.