לֹ֤א תִלְבַּשׁ֙ שַֽׁעַטְנֵ֔ז צֶ֥מֶר וּפִשְׁתִּ֖ים יַחְדָּֽו׃ (ס)
Janganlah engkau memakai kain campuran, yaitu bulu domba dan linen yang disatukan.
Numbers
Speak to Bnei Yisroel and tell them to make for themselves, tzizis-fringes on the corners of their garments—throughout their generations; and they will place with the fringes of each corner a thread of blue.
Leviticus
Keep My statutes; Do not cross-breed your animals with different species. Do not sow your field with a mixture of different seeds. A garment that contains shatnez [a forbidden mixture of linen and wool] you shall not wear.