KJV - And when ye will offer a sacrifice of thanksgiving unto the LORD, offer it at your own will.

ASV - And when ye sacrifice a sacrifice of thanksgiving unto Jehovah, ye shall sacrifice it that ye may be accepted.

BBE - And when you make an offering of praise to the Lord, make it in a way which is pleasing to him.

WEB - "When you sacrifice a sacrifice of thanksgiving to Yahweh, you shall sacrifice it so that you may be accepted.

YLT - `And when ye sacrifice a sacrifice of thanksgiving to Jehovah, at your pleasure ye do sacrifice,

Notes