You can listen to the bhajan and learn how to sing it yourself. The words and their meaning are below along with the chords for harmonium accompaniment.
Bhajan # 136 in the Premananda Bhajans book
Lord of Matale, Dattatreya, You are existence, knowledge and bliss. Say the name of the supreme Guru Swami Premananda. Say the name of the universal Guru, the greatest God and Incarnation. Say the name of the Guru, who is mother and father to us, the supreme Lord, Lord of all. Say the name of Swami Premananda.