Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 18
Sanskrit:
बहूनि सन्ति नामानि रूपाणि च सुतस्य ते । गुणकर्मानुरूपाणि तान्यहं वेद नो जना: ॥ १८ ॥
ITRANS:
bahūni santi nāmānirūpāṇi ca sutasya teguṇa-karmānurūpāṇitāny ahaṁ veda no janāḥ
Translation:
For this son of yours there are many forms and names according to His transcendental qualities and activities. These are known to me, but people in general do not understand them.