My dear father, all this is known to you scientifically because whatever was created in the past, whatever will be created in the future, or whatever is being created at present, as well as everything within the universe, is within your grip, just like a walnut.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
सर्वं ह्येतद्भवान् वेद भूतभव्यभवत्प्रभुः । करामलकवद्विश्वं विज्ञानावसितं तव
sarvaṃ hyetadbhavān veda bhūtabhavyabhavatprabhuḥ | karāmalakavadviśvaṃ vijñānāvasitaṃ tava
SB 2.5.3