Deuteronomy 22:9

22:9 You shall not sow your vineyard with two kinds of seed, lest the whole fruit be forfeited, the seed which you have sown, and the increase of the vineyard.
-World English Bible

Other Translation

22:9 Thou shalt not sow thy vineyard with divers seeds: lest the fruit of thy seed which thou hast sown, and the fruit of thy vineyard, be defiled.
-King James Version