'Three' in the Bible

"'When you enter the land and plant any fruit tree, you must consider its fruit to be forbidden. Three years it will be forbidden to you; it must not be eaten.

I will command my blessing for you in the sixth year so that it may yield the produce for three years,

If the person is one month old up to five years old, the conversion value of the male is five shekels of silver, and for the female the conversion value is three shekels of silver.