Narada Purana (Jyotisha Selections) · by Vyasa
Chapter 8 · Marriage
विवाहः
पुण्यैर्निमित्तशकुनैः प्रश्नकाले तु मंगलम् ।दंपत्योरशुभैरेतैरशुभं सर्वतो भवेत् ॥ ४०६ ॥
In the full Narada Purana (Purva Bhaga) this is chapter 56, verse 406.
At question time, good nimitta (omen) and shakuna (omen from birds or animals) bring good to the couple. Bad ones bring bad everywhere.
Simple meaning: Good omens at the time of the question bring good, and bad omens bring bad.
पंचांगशुद्धिदिवसे चंद्रताराबलान्विते ।
Choose the bride on a day with a clean almanac and a strong Moon and star count.
युग्मेऽब्दे जन्मतः स्त्रीणां प्रीतिदं पाणिपीडनम् ।
A woman should marry in an even year of her age and a man in an odd year.
माघफाल्गुनवैशाखज्येष्ठमासाः शुभप्रदाः ।
Magha, Phalguna, Vaishakha and Jyeshtha are good months for marriage.