I will therefore put you in remembrance] As ministers are Gods remembrancers, Isaiah 62:6. so they are the peoples also: the former, by praying; the later, by preaching. though ye once knew this] He conceiveth, that, being Christians, they were not ignorant of Gods judgements recorded in the Scriptures, 2 Peter 1:12. how that, &c.] Three examples are given: one in the Church, in this verse; another, in heaven, v. 6. another, in the world, v. 7. shewing, that sinners can no where escape Gods judgements. the Lord] The deliverance of the people came from God, Exodus 20:2. having saved] Some read, Though ye knew this, how that the Lord, having once saved. This is added, to make the judgement the greater, because it came not on them while they were slaves in Egypt, but after they were set at liberty. To this purpose the angels first condition is mentioned, v. 6. the people] Of Israel. He speaketh to them, as men conversant in Scripture, who knew what people he meant, though he did not name them. Out of the land of Egypt] From captivity and misery, Exodus 1. afterward] Gr. the second time: To wit, after he had once delivered them, he destroyed them. Or, they were once in a sort lost in Egypt, and now the second time in the wildernesse, Hebrews 11:19.