Numbers 3:46-48 ▼

46 To redeem the 273 firstborn Israelites (God prevails) who outnumber the Levites,

47 you are to collect five shekels <2 oz / 57 g> for each one, according to the sanctuary shekel of twenty gerahs <0.4 oz / 11.4 g>.

48 Give the money to Aaron (light bringer) and his sons as the redemption price for the excess among the Israelites.”