'Sharp' in the Bible
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.
At that time the LORD said unto Joshua, Make thee sharp knives, and circumcise again the children of Israel the second time.
And Joshua made him sharp knives, and circumcised the children of Israel at the hill of the foreskins.
And between the passages, by which Jonathan sought to go over unto the Philistines' garrison, there was a sharp rock on the one side, and a sharp rock on the other side: and the name of the one was Bozez, and the name of the other Seneh.
Sharp stones are under him: he spreadeth sharp pointed things upon the mire.
Thine arrows are sharp in the heart of the king's enemies; whereby the people fall under thee.
Thy tongue deviseth mischiefs; like a sharp rasor, working deceitfully.
My soul is among lions: and I lie even among them that are set on fire, even the sons of men, whose teeth are spears and arrows, and their tongue a sharp sword.
But her end is bitter as wormwood, sharp as a twoedged sword.
A man that beareth false witness against his neighbour is a maul, and a sword, and a sharp arrow.
Whose arrows are sharp, and all their bows bent, their horses' hoofs shall be counted like flint, and their wheels like a whirlwind:
Behold, I will make thee a new sharp threshing instrument having teeth: thou shalt thresh the mountains, and beat them small, and shalt make the hills as chaff.
And he hath made my mouth like a sharp sword; in the shadow of his hand hath he hid me, and made me a polished shaft; in his quiver hath he hid me;
And thou, son of man, take thee a sharp knife, take thee a barber's rasor, and cause it to pass upon thine head and upon thy beard: then take thee balances to weigh, and divide the hair.