Deuteronomy 2:6
Ye shall buy meat of them for money, that ye may eat; and ye shall also buy water of them for money, that ye may drink.
Cross-reference
Deuteronomy 2:28
Parallel
In Deut 2:28, Moses repeats the same offer to pay for food and water when requesting passage from Sihon, showing consistent policy.
Deuteronomy 2:29
Parallel
In Deut 2:29, Moses recalls that Edom and Moab allowed them to pass with payment—this is the precedent cited for the same request to Sihon.
Numbers 20:19
Parallel
In Numbers 20:19, Israel makes the same offer to pay for water when asking Edom for passage—a parallel request with the same terms.