Ephesians 6:7

rendering service with goodwill, as to the Lord, and not [only] to men,

Genesis 31:6

You know that I have served your father with all my strength.

Genesis 31:38-40

These twenty years I have been with you; your ewes and your female goats have not lost their young, nor have I eaten the rams of your flocks.

2 Kings 5:2-3

The Arameans (Syrians) had gone out in bands [as raiders] and had taken captive a little girl from the land of Israel; and she waited on Naaman’s wife [as a servant].

2 Kings 5:13

Then his servants approached and said to him, “My father, if the prophet had told you to do some great thing, would you not have done it? How much more then, when he has said to you, ‘Wash, and be clean?’”

1 Corinthians 10:31

So then, whether you eat or drink or whatever you do, do all to the glory of [our great] God.

Ephesians 6:5-6

Slaves, be obedient to those who are your earthly masters, with respect for authority, and with a sincere heart [seeking to please them], as [service] to Christ—

Colossians 3:23

Whatever you do [whatever your task may be], work from the soul [that is, put in your very best effort], as [something done] for the Lord and not for men,

Treasury of Scripture Knowledge

Summary

With good will doing service, as to the Lord, and not to men:

Bible References

Good

Genesis 31:6
You know that I have served your father with all my strength.
2 Kings 5:2
The Arameans (Syrians) had gone out in bands [as raiders] and had taken captive a little girl from the land of Israel; and she waited on Naaman’s wife [as a servant].

General references

Genesis 24:33
But when food was set before him, he said, “I will not eat until I have stated my business.” And Laban said, “Speak on.”
Genesis 30:29
Jacob answered him, “You know how I have served you and how your possessions, your cattle and sheep and goats, have fared with me.
Genesis 31:6
You know that I have served your father with all my strength.