So, on a certain day, when his sons and daughters were eating and drinking wine, in the house of their first-born brother
Other versions
King James Version
And there was a day when his sons and his daughters were eating and drinking wine in their eldest brother's house:English Standard Version
Now there was a day when his sons and daughters were eating and drinking wine in their oldest brother's house,New International Version
One day when Job's sons and daughters were feasting and drinking wine at the oldest brother's house,