'Appointed' in the Bible
These men were appointed from within their communities, since they were leaders of their ancestral houses and heads of the tribes of Israel.
Assemble the descendants of Levi in front of the appointed place of meeting, and assemble the whole congregation of Israel, too.
"After this, the descendants of Levi are to come to serve at the appointed place of meeting, after you have purified them and presented them as wave offerings,
I've set the descendants of Levi apart from the Israelis so that Aaron and his sons would work in service at the appointed place of meeting, making atonement on behalf of the Israelis so that there won't be a plague among the Israelis whenever they approach the sanctuary."
After this, the descendants of Levi entered into their work of service at the appointed place, in the presence of Aaron and his sons. They did everything that the LORD commanded Moses concerning the descendants of Levi.
"Now regarding a descendant of Levi who is 25 years and above, he is to enter work in the service at the appointed place of meeting,
"The Israelis are to observe the Passover at its appointed time
on the fourteenth day of this month. You are to observe it at this appointed time between the evenings. You are to observe it according to all its decrees and laws."
and asked, "Why can't we bring an offering to the LORD at the appointed time among the Israelis, even though we are unclean because we came in contact with a corpse?"
Now as to the person who is clean and isn't traveling, but fails to observe the Passover, that person is to be eliminated from his people, because he didn't bring an offering to the LORD at its appointed time. That person is to bear his sin.
Sound them when the whole assembly is to gather together at the entrance to the appointed place of meeting.
At the beginning of the month, during your time of rejoicing at the appointed place, sound the trumpet over your burnt offering, then sacrifice your peace offering, since they are to be your memorial before the LORD your God. I am the LORD your God."
when you enter the land where you'll be living that I'm about to give you, you are to make an offering by fire to the LORD, either a burnt offering, a sacrificial offering to fulfill a vow, or a voluntary offering at the appointed time, to make a pleasing aroma to the LORD either from your cattle or from your flocks.
"You are to command the Israelis about my offerings that they are to be sure to bring edible offerings to me, presented by fire, and a pleasing aroma to me, at their appointed time.
"Present these to the LORD at your appointed festival, in addition to your offerings in fulfillment of vows, free will offerings, burnt offerings, grain offerings, drink offerings, and peace offerings."