1 Thessalonians 2:9

2:9 For you remember, brothers, our labor and travail; for working night and day, that we might not burden any of you, we preached to you the Gospel of God.
-World English Bible

Other Translation

2:9 For ye remember, brethren, our labour and travail: for labouring night and day, because we would not be chargeable unto any of you, we preached unto you the gospel of God.
-King James Version