The perfection is kirtaniyah sada harih, constant chanting of the Lord’s names. To achieve it, one actually has to be ornamented with the four qualities described in this third verse of the Siksastakam. If we cannot develop these qualities, then we will not be able to remain absorbed in chanting.
Lectures from a disciple, Vol 1, p. 176, Minsk, 5.19.2002