apam viryasya sargasya
parjanyasya prajapateh
pumsah sisna upasthas tu
prajaty-ananda-nirvrteh
apam -- of water; viryasya -- of the semen; sargasya -- of the generative; parjanyasya -- of rains; prajapateh -- of the creator; pumsah -- of the Lord; sisnah -- the genitals; upasthah tu -- the place where the genitals are situated; prajati -- due to begetting; ananda -- pleasure; nirvrteh -- cause.
