The Lord is the source of all manifestations.
The Blessed Lord said :
भूय एव महाबाहो शृणु मे परमं वचः ।
यत्तेऽहं प्रीयमाणाय वक्ष्यामि हितकाम्यया ॥ १ ॥
bhūya eva mahābāho śṛṇu me paramaṃ vacaḥ .
yatte’haṃ prīyamāṇāya vakṣyāmi hitakāmyayā .. 1 ..
Again, O mighty-armed, listen to My Supreme word, which I, from a desire for thy well-being, shall speak to thee who art delighted.
Read the commentary
Supreme : as revealing the unsurpassed Thing. Delighted : you are intensely delighted with My speech, as though you are drinking the immortal nectar.
Why should He speak of it?—The Lord says :