American Standard Version
He will not fail nor be discouraged, till he have set justice in the earth; and the isles shall wait for his law.

Berean Study Bible
He will not grow weak or discouraged before He has established justice on the earth. In His law the islands will put their hope.”

Douay-Rheims Bible
He shall not be sad, nor troublesome, till he set judgment in the earth: and the islands shall wait for his law.

English Revised Version
He shall not fail nor be discouraged, till he have set judgment in the earth; and the isles shall wait for his law.

King James Bible
He shall not fail nor be discouraged, till he have set judgment in the earth: and the isles shall wait for his law.

World English Bible
He will not fail nor be discouraged, until he has set justice in the earth, and the islands will wait for his law."

Young's Literal Translation
He doth not become weak nor bruised, Till he setteth judgment in the earth, And for his law isles wait with hope.

Isaiah 42:4 Additional Translations ...