Charak Samhita
यथा बीजमकालाम्बुकृमिकीटाग्निदूषितम् । न विरोहति सन्दुष्टं तथा शुक्रं शरीरिणाम् ॥१३४॥
As the (plant) seed at inappropriate time, affected by unseasonal rains, worms, pests & fire does not grow out, in the same way the semen (does not grow up) in human body.
english translation
yathA bIjamakAlAmbukRmikITAgnidUSitam । na virohati sanduSTaM tathA zukraM zarIriNAm ॥134॥
hk transliteration by Sanscript