Genesis 3:20

The living. Hebrew chai, one who brings forth alive, (Symmachus,) or one who imparts life, in which she was a figure of the blessed Virgin. (Calmet) --- Adam gives his wife this new name, in gratitude for not being cut off by death on the very day of his transgression, as he had every reason to expect and fear he would have been, chap. ii. 17. (Haydock) --- The printed Hebrew reads here, and in many other place, Eva, he, instead of Eja, she; thus, He was the mother, ver. 12, he gave, &c. an inaccuracy unknown to the Samaritan and the best manuscripts copies. (Kennicott.)

Ver 21. Of skins, which Adam took from the beasts which he offered in sacrifice to his merciful Judge, testifying thereby that he had forfeited his life, and uniting himself to that sacrifice of the woman's promised seed, by which alone he believed the sin of the world was to be expiated. (Haydock)