Garudapurana 1.65.20

1.65.20

putrāḥ śukre matsyagandhe tanuśukre ca kanyakāḥ /
mahābhogī māṃsagandhe yajvā syānmadagandhini //

when semen smells of fish, there are sons; and when semen is thin, daughters; / when it smells of meat, he is a great enjoyer; when smelling of rut, he is a sacrificer;