It is possible to opt for your own personal mantra, and you will find generic mantras to choose from. Dr. Chopra’s e book has 52 of these. Agne vratapate vrataṃ cariṣyāmi (Vājasaneyī-Saṃhitā from the Śukla [White] Yajurveda one.5): "O Agni Lord of Vows, I will observe my vow." This mantra https://wwndirectory.com/listings834756/helping-the-others-realize-the-advantages-of-vashikaran