It is implied that the person digs the pit as a trap so that someone will fall into it. Alternate translation: "Whoever digs a pit to trap someone will fall into it" or "If someone digs a pit in order to trap someone, the one who dug it will fall into it" (See: [[rc://en/ta/man/jit/figs-explicit]])
It is implied that the person pushed a large stone so that it would roll downhill and crush someone there. Alternate translation: "if someone pushed a stone so that it would roll downhill and crush someone, the stone will roll back on him instead" or "if someone maked a stone roll so that it would hurt someone, the stone will crush him instead" (See: [[rc://en/ta/man/jit/figs-explicit]])
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