וָאֶקְנֶ֥ה אֶת־הָאֵז֖וֹר כִּדְבַ֣ר יְהוָ֑ה וָאָשִׂ֖ם עַל־מָתְנָֽי׃ (ס)
So I got a girdle according to the word of the LORD, and put it upon my loins.
Read halakhic rulings (Jewish law) on Jeremiah 13:2 from the Mishneh Torah and classical halakhic sources, free online.