English Standard Version
Then the king, when he heard these words, was much distressed and set his mind to deliver Daniel. And he labored till the sun went down to rescue him.New International Version
When the king heard this, he was greatly distressed; he was determined to rescue Daniel and made every effort until sundown to save him.Catholic Public Domain Version
Now when the king had heard these words, he was greatly grieved, and, on behalf of Daniel, he set his heart to free him, and he labored even until sunset to rescue him