'Serves' in the Bible

These [were] those counted of the clans of the descendants of Gershon, everyone who serves in the tent of assembly whom Moses and Aaron mustered according to {the command} of Yahweh.

“If your fellow Hebrew, a man or woman, is sold to you and serves you six years, you must set him free in the seventh year.

and serves in the name of the Lord his God like his fellow Levites who stand there before the Lord.

he serves to this day at the King's Gate on the east. These were the gatekeepers from the camp of the descendants of Levi.

I look, but there is no one, among them there is no one who serves as an adviser, that I might ask questions and receive answers.

It serves as fuel for man.He takes some of it and warms himself;also he kindles a fire and bakes bread;he even makes it into a god and worships it;he makes an idol from it and bows down to it.

But I'll let the nation that brings its neck under the yoke of the king of Babylon and serves him remain in its own land," declares the LORD, "and they'll work it and remain in it."'"

therefore, this is what the LORD God of the Heavenly Armies, the God of Israel says: "Rechab's son Jonadab won't lack a descendant who serves me always.'"

Tell Tyre, who lives at the gateway to the Mediterranean Sea, who serves as the international merchant to many coastal districts: "This is what the Lord GOD says: "Tyre, you've been claiming, "I am beauty perfected.'

“They will be Mine,” says the Lord of Hosts, “a special possession on the day I am preparing. I will have compassion on them as a man has compassion on his son who serves him.

So you will again see the difference between the righteous and the wicked, between one who serves God and one who does not serve Him.