'Labor' in the Bible

I know your works, your labor, and your endurance, and that you cannot tolerate evil. You have tested those who call themselves apostles and are not, and you have found them to be liars.

She was pregnant and cried out in labor and agony as she was about to give birth.

because in one hour such great wealth has been laid waste!" And every shipmaster and {every seafarer} and sailors and all those who labor on the sea stood {far off}