And were all baptized unto Moses in the cloud and in the sea;
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Paul says the Jews were under the cloud in order to point out that everything that happened to them is meant to be understood as a picture of the truth which has been revealed to us. Under the cloud they were protected from their enemies until they were delivered from death, analogous to baptism. For when they passed through the Red Sea they were delivered from the Egyptians who died in it, and their death prefigured our baptism, which puts our adversaries to death as well. Commentary on Paul’s Epistles.
And were all baptized unto Moses in the cloud and in the sea. See Exodus 14. The passage of the Red Sea is a type of baptism, in which we are reddened with the blood of Christ, and drown the Egyptians, viz, our sins. Moses is a type of Christ; the cloud is the Holy Spirit, who cools the heat of lust and gives us light. Theodoret says: "Those things were typical of ours. The sea stood for the font, the cloud for the grace of the Spirit, Moses for the priest, his rod for the cross. Israel signified those who were baptized; the persecuting Egyptians represented the devils, and Pharaoh himself was their chief."
Unto Moses as the legislator signifies, according to some, that the Hebrews were initiated into the Mosaic law by a kind of baptism when they passed through the sea. So we are baptized into Christ or initiated and incorporated into Christ and Christianity, by baptism. Hence in Exod. xiv, after the account of the passage through the sea, it is added, "They believed the Lord and His ...
The cloud was a figure standing for the grace of the Spirit. For just as the cloud covered the Israelites and protected them from the Egyptians, so the Spirit’s grace shields us from the wiles of the devil. Likewise, just as the crossing of the sea protected them from their enemies and gave them real freedom, so baptism protects us from our enemies. That was how the Israelites came to live under the law of Moses. This is how we, in baptism, are clothed with the Spirit of adoption and inherit the covenants and confessions made in accordance with the commands of Christ. .
For the people, after crossing the sea, and being carried about in the desert during forty years, although they were there nourished with divine supplies, nevertheless were more mindful of their belly and their gullet than of God. Thereupon the Lord, driven apart into desert places after baptism,