duskarah—difficult to do; kah—what; nu—indeed; sadhunam—of the devotees; dustyajah—impossible to give up; va—either; maha-atmanam—of the great persons; yaih—by which persons; sangrhitah—achieved (by devotional service); bhagavan—the Supreme Personality of Godhead; satvatam—of the pure devotees; rsabhah—the leader; harih—the Lord.