Vayikra 23:40-42

Orthodox Jewish Bible

⁴⁰ And ye shall take you on the Yom HaRishon the fruit of the citron tree, branches of temarim (date palms), and twigs of plaited trees, and willows of the brook; and ye shall rejoice before Hashem Eloheichem shivat yamim.

⁴¹ And ye shall keep it a Chag (Feast) unto Hashem shivat yamim in the shanah. It shall be a chukkat olam in your dorot; ye shall celebrate it in the seventh month.

⁴² Ye shall dwell in sukkot shivat yamim; all that are the Ezrach Yisroel shall dwell in sukkot,