MH page 282

And it was published and proclaimed “in all their cities, and in Jerusalem, saying, Go forth unto the mount, and fetch olive branches, and pine branches, and myrtle branches, and palm branches, and branches of thick trees, to make booths, as it is written. So the people went forth, and brought them, and made themselves booths, everyone upon the roof of his house, and in their courts, and in the courts of the house of God, and in the street of the water gate, and in the street of the gate of Ephraim. And all the congregation of them that were come again out of the captivity made booths, and sat under the booths.... And there was very great gladness.” Verses 15-17 .

The people of Israel gathered branches to construct booths and celebrated with great gladness in accordance with instructions. This paragraph recounts the historical implementation of building booths and celebrating the Feast of Tabernacles.