'Holy' in the Bible

Then Nehemiah the governor, Ezra the priestly scribe, and the Levites who were imparting understanding to the people said to all of them, "This day is holy to the LORD your God. Do not mourn or weep." For all the people had been weeping when they heard the words of the law.

He said to them, "Go and eat delicacies and drink sweet drinks and send portions to those for whom nothing is prepared. For this day is holy to our Lord. Do not grieve, for the joy of the LORD is your strength."

Then the Levites quieted all the people saying, "Be quiet, for this day is holy. Do not grieve."

You made known to them your holy Sabbath; you issued commandments, statutes, and law to them through Moses your servant.

We will not buy on the Sabbath or on a holy day from the neighboring peoples who bring their wares and all kinds of grain to sell on the Sabbath day. We will let the fields lie fallow every seventh year, and we will cancel every loan.

for the loaves of presentation and for the regular grain offerings and regular burnt offerings, for the Sabbaths, for the new moons, for the appointed meetings, for the holy offerings, for the sin offerings to make atonement for Israel, and for all the work of the temple of our God.

So the leaders of the people settled in Jerusalem, while the rest of the people cast lots to bring one out of every ten to settle in Jerusalem, the holy city, while the other nine remained in other cities.

The sum total of the Levites in the holy city was 284.

Then I directed the Levites to purify themselves and come and guard the gates in order to keep the Sabbath day holy. For this please remember me, O my God, and have pity on me in keeping with your great love.