New King James Version
I have taken the Levites instead of all the firstborn of the children of Israel.

King James Bible
And I have taken the Levites for all the firstborn of the children of Israel.

American Standard Version
And I have taken the Levites instead of all the first-born among the children of Israel.

Berean Study Bible
But I have taken the Levites in place of all the firstborn among the sons of Israel.

Douay-Rheims Bible
And I have taken the Levites for all the firstborn of the children of Israel:

English Revised Version
And I have taken the Levites instead of all the firstborn among the children of Israel.

World English Bible
I have taken the Levites instead of all the firstborn among the children of Israel.

Young's Literal Translation
and I take the Levites instead of every first-born among the sons of Israel:

Numbers 8:18 Additional Translations ...