Srila Prabhupada on the necessity of developing siddha-deha
siddha-dehe cinti' kare tāhāṅñi sevana
sakhī-bhāve pāya rādhā-kṛṣṇera caraṇa
"After thinking of Rādhā and Kṛṣṇa and Their pastimes for a long time and after getting completely free from material contamination, one is transferred to the spiritual world. There the devotee attains an opportunity to serve Rādhā and Kṛṣṇa as one of the gopīs.
PURPORT
Śrīla Bhaktisiddhānta Sarasvatī Ṭhākura comments that the word siddha-deha, "perfected spiritual body," refers to a body beyond the material gross body composed of five elements and the subtle astral body composed of mind, intelligence and false ego. In other words, one attains a completely spiritual body fit to render service to the transcendental couple Rādhā and Kṛṣṇa: sarvopādhi-vinirmuktaṁ tat-paratvena nirmalam.
When one is situated in his spiritual body, which is beyond this gross and subtle material body, he is fit to serve Rādhā and Kṛṣṇa. That body is called siddha-de











