'Maintain' in the Bible

"Now the duty of Eleazar, the son of Aaron the priest is to maintain the oil for the light, the spiced incense, the daily offerings, and the oil for anointing, to carry out all the duties of the tent and the sanctuary, and to maintain its utensils."

If a resident alien lives with you and wants to observe the LORD's Passover, let him observe it according to the statutes and laws of the Passover. You are to maintain the same statute for the resident alien as you do for the native of the land."

They are to join you to maintain services related to the Tent of Meeting, for all the responsibilities involved with the tent. But no unauthorized person is to approach you.

Now you and your sons with you are to maintain your priestly duties and all matters that concern the altar and what is housed within the veil. You are to perform these services. I'm giving you the priesthood as a gift of service, but any unauthorized person who approaches is to be put to death."

Then take half the share of the Israelis, one drawn out of every 50 people, cattle, donkeys, flocks, and from every animal, then give to the descendants of Levi who maintain the service of the LORD's tent."

but we will maintain ourselves in armed readiness and go before the Israelites until whenever we have brought them to their place. Our descendants will be living in fortified towns as a protection against the inhabitants of the land.

so that the inheritance of the Israelis won't be turned over from one tribe to another. Each one has an inheritance from his own father's tribe that the Israelis are to maintain.

That way, their inheritance won't be turned over from one tribe to another, because the Israelis are each to maintain their ancestral inheritances."