Numbers 35:22
But if he thrusts him suddenly without enmity, or has cast upon him any thing without laying in wait,
Exodus 21:13
And if a man did not lie in wait but God delivered him into his hand, then I will appoint thee a place where he shall flee.
Numbers 35:11
then ye shall appoint yourselves cities to be cities of refuge for you that the manslayer who kills any person unawares may flee there.
Deuteronomy 19:5
and he who went into the woods with his neighbour to cut firewood and his hand fetched a stroke with the axe to cut down the tree and the head slipped from the handle and lighted upon his neighbour so that he died, he shall flee unto one of those cities and live,
Joshua 20:3
so that the manslayer who kills any person in error and without knowledge may flee there, and they shall be your refuge from the avenger of blood.
Joshua 20:5
And when the avenger of blood pursues after him, they shall not deliver the manslayer up into his hand because he smote his neighbour by error, nor did he have enmity with him before.