וְעָשִׂ֥יתָ אֶת־הַקְּרָשִׁ֖ים לַמִּשְׁכָּ֑ן עֲצֵ֥י שִׁטִּ֖ים עֹמְדִֽים׃
Y harás para el tabernáculo tablas de madera de Sittim, que estén derechas.
Targum Jonathan on Exodus
And thou shalt make the boards of the tabernacle of sittin woods; they shall stand up, after the manner of their plantation.