the one who struck the blow will not be held liable if the other can get up and walk around outside with a staff; however, the guilty party must pay the injured person for any loss of time and see that the victim is completely healed.
“Anyone who beats their male or female slave with a rod must be punished if the slave dies as a direct result,Exodus 21:20 NIV
“If people quarrel and one person hits another with a stone or with their fist and the victim does not die but is confined to bed,Exodus 21:18 NIV