You are welcome, Aniduan!
– It is important to realize that these recitals should be done not as a ritual, but with understanding the virtues of the Buddha, Dhamma, and Sangha.
It is the javana power in one’s thoughts (citta) that power associated kammic energies.
– That power comes from understanding those virtues, i.e., understanding the value of the Buddha, Dhamma, Sangha.
– That, in turn, comes from understanding Dhamma.