'Fulfillment' in the Bible

"Tell Aaron, his sons, and all the Israelis that when a person from the house of Israel or from the resident aliens living in Israel brings his offering to the LORD as a whole burnt offering (whether in fulfillment of a promise or a free will offerings),

"You may offer a bull or lamb that has one limb longer than the other or that is stunted as a free will offering, but it's not acceptable in fulfillment of a promise.

in addition to the LORD's Sabbath regarding your gifts, your offerings in fulfillment of vows, and your freely given offerings that you will bring to the LORD.