"For the ransomof the 273of the firstbornof the sonsof Israelwho are in excessbeyondthe Levites,
"But everyfirstoffspringof a donkeyyou shall redeemwith a lamb,but ifyou do not redeem[it], then you shall breakits neck;and everyfirstbornof manamong your sonsyou shall redeem.
It cameabout, whenPharaohwas stubbornabout lettingus go,that the LORDkilledeveryfirstbornin the landof Egypt,boththe firstbornof manand the firstbornof beast.Therefore,I sacrificeto the LORDthe males,the firstoffspringof everywomb,but everyfirstbornof my sonsI redeem.'
