For a thanksgiving – that is, a thank-offering for mercies received.

If he offers it for a thanksgiving. —That is, acknowledgment of special mercies received from God, such as deliverance in travels …

If he offer it for a thanksgiving
Which Jarchi restrains to the wonderful deliverances of seafaring persons, of trav…

Regarding the peace-offerings, God allowed them more freedom in expressing their sense of mercy than in expressing their sense of sin, so that thei…