New Living Translation
But if only one trumpet is blown, then only the leaders—the heads of the clans of Israel—must present themselves to you.

American Standard Version
And if they blow but one, then the princes, the heads of the thousands of Israel, shall gather themselves unto thee.

Berean Study Bible
But if only one is sounded, then the leaders, the heads of the clans of Israel, are to gather before you.

Douay-Rheims Bible
If thou sound but once, the princes and the heads of the multitude of Israel shall come to thee.

English Revised Version
And if they blow but with one, then the princes, the heads of the thousands of Israel, shall gather themselves unto thee.

King James Bible
And if they blow but with one trumpet, then the princes, which are heads of the thousands of Israel, shall gather themselves unto thee.

World English Bible
If they blow just one, then the princes, the heads of the thousands of Israel, shall gather themselves to you.

Young's Literal Translation
And if with one they blow, then have the princes, heads of the thousands of Israel, met together unto thee;

Numbers 10:4 Additional Translations ...