Deuteronomy 22:9-11

Complete Jewish Bible

⁹ “You are not to sow two kinds of seed between your rows of vines; if you do, both the two harvested crops and the yield from the vines must be forfeited. ¹⁰ You are not to plow with an ox and a donkey together. ¹¹ You are not to wear clothing woven with two kinds of thread, wool and linen together.