Exodus 4:25
But Zipporah took a flint knife, cut off the foreskin of her son and touched it to Moses' feet, and said, "Surely you are a bridegroom of blood to me."
Joshua 5:2-3
At that time the Lord told Joshua, "Make flint knives and circumcise the Israelites once again."
Genesis 17:14
Any uncircumcised male who has not been circumcised in the flesh of his foreskin will be cut off from his people -- he has failed to carry out my requirement."
2 Samuel 16:7
As he yelled curses, Shimei said, "Leave! Leave! You man of bloodshed, you wicked man!
Treasury of Scripture Knowledge
Summary
                            Then Zipporah took a sharp stone, and cut off the foreskin of her son, and cast it at his feet, and said, Surely a bloody husband art thou to me.                        
                    A sharp stone
A bloody
Bible References
A sharp stone
                                        Joshua 5:2                                        
                                                            
                        At that time the Lord told Joshua, "Make flint knives and circumcise the Israelites once again."
                                    A bloody
                                        2 Samuel 16:7                                        
                                                            
                        As he yelled curses, Shimei said, "Leave! Leave! You man of bloodshed, you wicked man!