Deuteronomy 4:2-3

2Ye shall not addH3254 to the wordH1697 which I commandH6680 you, neither shall ye takeH8104 from it, that ye may keepH8104 the commandmentsH4687 of Jehovah your 1GodH430 which I commandH6680 you.

3Your eyesH5869 have seenH7200 what Jehovah did because of Baal-PeorH1187; for all the menH376 that followed Baal-PeorH1187, Jehovah thy 2GodH430 hath destroyedH8045 them from among you;