1 Chronicles 23:31
and to offer all burnt-offerings unto Jehovah, on the sabbaths, on the new moons, and on the set feasts, in number according to the ordinance concerning them, continually before Jehovah;
Isaiah 1:13-14
Bring no more vain oblations; incense is an abomination unto me; new moon and sabbath, the calling of assemblies,- I cannot away with iniquity and the solemn meeting.
Leviticus 23:1-17
And Jehovah spake unto Moses, saying,
Leviticus 23:24
Speak unto the children of Israel, saying, In the seventh month, on the first day of the month, shall be a solemn rest unto you, a memorial of blowing of trumpets, a holy convocation.
Leviticus 23:39
Howbeit on the fifteenth day of the seventh month, when ye have gathered in the fruits of the land, ye shall keep the feast of Jehovah seven days: on the first day shall be a solemn rest, and on the eighth day shall be a solemn rest.
Numbers 10:10
Also in the day of your gladness, and in your set feasts, and in the beginnings of your months, ye shall blow the trumpets over your burnt-offerings, and over the sacrifices of your peace-offerings; and they shall be to you for a memorial before your God: I am Jehovah your God.
Numbers 28:1-29
And Jehovah spake unto Moses, saying,
Psalm 81:1-4
Sing aloud unto God our strength: Make a joyful noise unto the God of Jacob.