Exodus 4:25

“Then Zipporah took a sharp stone, and cut off the foreskin of her son, etc.] Perceiving that it was the neglect of circumcising her son was the cause of the divine displeasure against her husband; and he being either so ill through the disease upon him, or so terrified with the appearance of the Lord to him, in the manner it was, that he could not perform this rite himself, she undertook it; and, according to the Jewish canons f147, a woman may circumcise; and having with her no instrument more proper to do it with, took a sharp stone, very probably a flint, of which there was great plenty in Arabia Petraea, where she was, and did it; and so the Jewish writers say f148, they circumcise with…”

“Sharp stone - Not “knife,” as in the margin. Zipporah used a piece of flint, in accordance with the usage of the patriarchs. The Egyptians never used bronze or steel in the preparation of mummies because stone was regarded as a purer and more sacred material than metal. Cast it at his feet - Showing at once her abhorrence of the rite, and her feeling that by it she had saved her husband’s life. A bloody husband - Literally, “a husband of blood,” or “bloods.” The meaning is: The marriage bond between us is now sealed by blood. By performing the rite, Zipporah had recovered her husband; his life was purchased for her by the blood of her child. return to 'Top of Page'”

“4:25 a bridegroom of blood: The context suggests that this statement was part of the circumcision ritual of that time. Perhaps it reflects a practice among some Semites (as among certain African groups today) of performing circumcision when the child had attained puberty.”

“a sharp stone: or, knife, Jos 5:2, Jos 5:3 cast it: Heb. made it touch. a bloody: Sa2 16:7 Exodus 4:27”