Amein! Shabbat is not SUNday, Sukkot is not Christmas, Passover/First Fruits/Unleavened Bread is not Easter. The Feasts of the Living God are not just "Jewish Holidays;" they are for those of every tribe, nation, and tongue who chose to graft into the olive tree that is Israel, of which Messiah Yeshua is the root.
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And the dragon was wroth with the woman, and went to make war with the remnant of her seed, which keep the commandments of God, and have the testimony of Messiah Yeshua. – Revelation 12:17
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Here is the patience of the saints: here are they that keep the commandments of God, and the faith of Yeshua – Revelation 14:12

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And I heard another voice from heaven, saying, Come out of her, my people, that ye be not partakers of her sins, and that ye receive not of her plagues. – Revelation 18:4.