a sharp stone
Joshua 5:2
At that time the LORD said unto Joshua, Make thee sharp knives, and circumcise again the children of Israel the second time.
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Joshua 5:3
And Joshua made him sharp knives, and circumcised the children of Israel at the hill of the foreskins.
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a bloody
2 Samuel 16:7
And thus said Shimei when he cursed, Come out, come out, thou bloody man, and thou man of Belial:
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