B.G 11.50
sañjaya uvāca
Sañjaya said:
ity-arjunaṁ vāsudevaḥ tathā uktvā svakaṁ rūpaṁ darśayāmāsa bhūyaḥ। āśvāsayāmāsa ca bhītam-enam bhūtvā punaḥ saumya-vapur-mahātmā ॥50॥
Thus, having spoken to Arjuna, Vāsudeva again showed his own form. He, the great-being, having assumed again a gentle form, consoled this frightened one.
Gīta Bhāshya 11.50
The usage "his own form" is due to mistaken conception. Otherwise, all forms are equally His.
svakaṁ rūpaṁ tu bhrānta-pratītyā. anyathā tad api svakam eva. pramāṇāni tu uktāni purastāt ॥50॥
The term "his own form" is due to mistaken conception. Otherwise, that form also was indeed his own. The evidences have been stated earlier.
॥ iti śrīmad-ānanda-tīrtha-bhagavatpādācārya-viracite śrī-bhagavad-gītā-bhāṣye ekādaśo'dhyāyaḥ ॥
Thus ends the eleventh chapter in the commentary on the Bhagavad Gītā composed by the revered Ānanda Tīrtha Bhagavatpāda Ācārya.