English Standard Version
Then the LORD said to Cain, "Where is Abel your brother?" He said, "I do not know; am I my brother's keeper?"New International Version
Then the LORD said to Cain, "Where is your brother Abel?I don't know," he replied. "Am I my brother's keeper?"Catholic Public Domain Version
And the Lord said to Cain, "Where is your brother Abel?" And he responded: "I do not know. Am I my brother’s keeper?