Leviticus 19:5
And if ye offer a sacrifice of peace offerings unto the Lord, ye shall offer it at your own will.
Cross-reference
Leviticus 3:1-17 provides the full regulations for peace offerings — the specific sacrifice mentioned here.
Leviticus 22:29 repeats the same acceptance condition for a thanksgiving sacrifice, a type of peace offering.
Leviticus 7:16 gives eating rules for voluntary peace offerings — clarifying the 'at your own will' aspect here.
Leviticus 22:19 specifies that a male without blemish ensures acceptance, similar to the peace offering's condition for acceptance.
Leviticus 22:21 requires peace offerings to be unblemished — a rule for the voluntary sacrifice mentioned here.
Leviticus 1:3 similarly emphasizes that the offering must be brought to be accepted before the Lord, a parallel requirement for burnt offerings.
Leviticus 22:23 distinguishes freewill offerings from vow offerings in acceptance, adding nuance to the general acceptance standard here.
Ezekiel 46:12 explicitly mentions voluntary peace offerings — directly echoing the 'at your own will' language here.
Exodus 24:5 records the sacrifice of peace offerings at Sinai — an example of the practice commanded here.
Ezekiel 45:15-17 describes peace offerings in the future temple — continuing the same sacrificial system.