'Object' in the Bible

‘But if he struck him down with an iron object, so that he died, he is a murderer; the murderer shall surely be put to death.

Or if he struck him with a wooden object in the hand, by which he might die, and as a result he died, he is a murderer; the murderer shall surely be put to death.

or with any deadly object of stone, and without seeing it dropped on him so that he died, while he was not his enemy nor seeking his injury,