Raja-vidya: The King of Knowledge- Hindi (हिंदी) By A . C . Bhaktivedanta Swami Prabhupada ( Bhaktivedanta Book Trust ) Iskcon , Paperback

“Raja-vidya: The King of Knowledge” in Hindi translates to “राजा-विद्या: ज्ञान का राजा“. This refers to a specific text or concept, likely within a spiritual or philosophical context, that is considered the ultimate or supreme knowledge. The title suggests it is the “king” or most important form of knowledge.