'Knife' in the Bible

Abraham took the wood for the burnt offering and put it on his son Isaac. Then he took the fire and the knife in his hand, and the two of them walked on together.

Then Abraham reached out his hand, took the knife, and prepared to slaughter his son.

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."

When he got home, he took a knife, grabbed his concubine, and carved her up into twelve pieces. Then he sent the pieces throughout Israel.

Amasa did not protect himself from the knife in Joab's other hand, and Joab stabbed him in the abdomen, causing Amasa's intestines to spill out on the ground. There was no need to stab him again; the first blow was fatal. Then Joab and his brother Abishai pursued Sheba son of Bicri.

and put a knife to your throat if you possess a large appetite.