His independence of character
the Holy Bible

--1 Thessalonians--

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. (2:9)

--2 Thessalonians--

Neither did we eat any man's bread for nought; but wrought with labour and travail night and day, that we might not be chargeable to any of you: (3:8)

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