8 occurrences across the corpus

1 Enoch

1 Enoch 82:7

And the account thereof is accurate and the recorded reckoning thereof exact; for the luminaries, and months and festivals, and years and days, has Uriel shown and revealed to me, to whom the Lord of the whole creation of the world hath subjected the host of heaven.

1 Enoch 82:9

And these are the orders of the stars, which set in their places, and in their seasons and festivals and months.

Jubilees

Jubilees 1:10

prove unto them an offence and a tribulation and an affliction and a snare. And many will perish and they will be taken captive, and will fall into the hands of the enemy, because they have forsaken My ordinances and My commandments, and the festivals of My covenant, and My sabbaths, and My holy place which I have hallowed for Myself in their midst, and My tabernacle, and My sanctuary, which I have hallowed for Myself in the midst of the land, that I should set my name

Jubilees 1:15

astray as to new moons, and sabbaths, and festivals, and jubilees, and ordinances. And after this they will turn to Me from amongst the Gentiles with all their heart and with all their soul and with all their strength, and I will gather them from amongst all the Gentiles, and they will seek me, so

Jubilees 6:38

jubilees. For this reason I command and testify to thee that thou mayst testify to them; for after thy death thy children will disturb (them), so that they will not make the year three hundred and sixty-four days only, and for this reason they will go wrong as to the new moons and seasons and sabbaths and festivals, and they will eat all kinds of blood with all kinds of flesh.

OT Pseudepigrapha

2 Baruch 61:5

And the holy festivals were fulfilled in blessedness and in much joy.

2 Baruch 66:4

[And the festivals and the Sabbaths he established in their sanctity], and their polluted ones he burnt in the fire, and the lying prophets which deceived the people, these also he burnt in the fire, and the people who listened to them when they were living, he cast them into the brook Kidron, and heaped stones upon them.

2 Baruch 84:8

And remember you the law and Zion, and the holy land and your brethren, and the covenant of your fathers, and forget not the festivals and the Sabbaths.