John Gills Exposition of the Bible Commentary - Genesis 8:21
And the Lord smelled a sweet savour ,.... Or a "savour of rest" F5 ריח הניחח "odorem quietis", Pagninus, Montanus, Munster, &c.; ; he was delighted and well pleased with his sacrifice, which was offered up in the faith of the sacrifice of Christ; the apostle says, "is for a sweetsmelling savour", Ephesians 5:2 referring to this passage; that being a satisfaction to the justice of God, an appeasing of his wrath, and a propitiation for the sins of men: and the Lord said in... read more
Matthew Henry's Complete Commentary - Genesis 8:20-22
Here is, I. Noah's thankful acknowledgment of God's favour to him, in completing the mercy of his deliverance, Gen. 8:20. 1. He built an altar. Hitherto he had done nothing without particular instructions and commands from God. He had a particular call into the ark, and another out of it; but, altars and sacrifices being already of divine institution for religious worship, he did not stay for a particular command thus to express his thankfulness. Those that have received mercy from God should... read more