'Labor' in the Bible

[because we] remember your work of faith and labor of love and steadfastness of hope in our Lord Jesus Christ in the presence of our God and Father,

For you remember, brothers, our labor and hardship: working by night and day in order not to be a burden to any of you, we proclaimed to you the gospel of God.

Because of this, I also, [when I] could endure [it] no longer, sent in order to know your faith, lest somehow the tempter tempted you and our labor should be in vain.

Now we ask you, brothers, to respect those who labor among you and rule over you in the Lord and admonish you,