Manusmriti
युग्मासु पुत्रा जायन्ते स्त्रियोऽयुग्मासु रात्रिषु । तस्माद् युग्मासु पुत्रार्थी संविशेदार्तवे स्त्रियम् ॥ ४८ ॥
On the even nights sons are conceived and daughters on the uneven ones; hence a man who desires to have sons should approach his wife in due season on the even (nights).
english translation
yugmAsu putrA jAyante striyo'yugmAsu rAtriSu । tasmAd yugmAsu putrArthI saMvizedArtave striyam ॥ 48 ॥
hk transliteration by Sanscriptयुग्मासु पुत्रा जायन्ते स्त्रियोऽयुग्मासु रात्रिषु । तस्माद् युग्मासु पुत्रार्थी संविशेदार्तवे स्त्रियम् ॥ ४८ ॥
On the even nights sons are conceived and daughters on the uneven ones; hence a man who desires to have sons should approach his wife in due season on the even (nights).
english translation
yugmAsu putrA jAyante striyo'yugmAsu rAtriSu । tasmAd yugmAsu putrArthI saMvizedArtave striyam ॥ 48 ॥
hk transliteration by Sanscript