What is done (to nurse them)? Money is taken from Temple funds, with which a non-consecrated animal is bought, which (is placed before them and) "pities" them and nurses them — even though there are some who donate (an animal) with this intent (that if they are consecrated, their milk will be non-consecrated.)
What is done (to nurse them)
Mekhilta Tractate Kaspa 1:31