New Living Translation
Christ died for us so that, whether we are dead or alive when he returns, we can live with him forever.

American Standard Version
who died for us, that, whether we wake or sleep, we should live together with him.

Berean Study Bible
He died for us so that, whether we are awake or asleep, we may live together with Him.

Douay-Rheims Bible
Who died for us; that, whether we watch or sleep, we may live together with him.

English Revised Version
who died for us, that, whether we wake or sleep, we should live together with him.

King James Bible
Who died for us, that, whether we wake or sleep, we should live together with him.

World English Bible
who died for us, that, whether we wake or sleep, we should live together with him.

Young's Literal Translation
who did die for us, that whether we wake -- whether we sleep -- together with him we may live;

1 Thessalonians 5:10 Additional Translations ...