Deuteronomy 19:5
as when a man goeth unto the wood with his neighbour to hew wood, and as his hand fetcheth a stroke with the axe, the head slippeth from the helve and smiteth his neighbour that he die; the same shall flee unto one of the same cities and be saved.
Numbers 35:25
And the congregation shall deliver the slayer out of the hand of the judge of blood, and shall restore him again unto the franchised city whither he was fled. And he shall bide there unto the death of the high priest which was anointed with holy oil.
2 Kings 6:5-7
And as one was heaving of a beam, the axe head fell into the water. And he cried out and said, "Alas, master, for it was lent me."
Proverbs 27:12
A wise man seeing the plague will hide himself; as for fools they go on still, and suffer harm.
Isaiah 32:2
He shall be unto men, as a defense for the wind, and as a refuge for the tempest, like as a river of water in a thirsty place, and the shadow of a great rock in a dry land.