builded an Altar] We finde no mention of an Alta untill now, yet it is not unlike but that the sacrifices of Cain and Abel, Gen. 4. were offered on an Altar. This is the first thing Noah did after his deliverance from danger, and inlargement from his long restraint; religious gratitude must be performed upon the first opportunitie that may be taken; God would have the thankfull memoriall of the worlds creation in sixe dayes solenmly observed the next day after, Genesis 2:2. by whose exemplary direction the faithfull have been very forward to make remembrances of of his mercies, and to testifie their thankfulnesse by their offering in tribute to him some part of his own; as to the Lord of all; This was Abrahams practise, Gen. 12. 7, 8. & Chap. 13. 18. & Chap. 22. and Isaacs, Gen. 100: 26. 5: 25. and Jacobs, Chap. 35. 7. of Moses, Exodus 17:15. and of others; and in such services they professed their faith in Christ, and expressed it by works in their gratefull oblations to God. burnt-offerings] Those offerings were usually called burnt offerings, which were wholly burnt, no part reserved for food to any; and those being of every kinde of cleane creature, it sheweth Noahs religious and liberall heart to God, who of so small store was willing to offer unto him so great a sacrifice.