Leviticus 27:5 in the King James Version
And if it be from five years old even unto twenty years old, then thy estimation shall be of the male twenty shekels, and for the female ten shekels.
Context
4 If she is a female, then your valuation shall be thirty shekels.
5 If the person is from five years old to twenty years old, then your valuation shall be for a male twenty shekels, and for a female ten shekels.
6 If the person is from a month old to five years old, then your valuation shall be for a male five shekels of silver, and for a female your valuation shall be three shekels of silver.