BG 2.46
यावानर्थ उदपाने सर्वतः सम्प्लुतोदके ।
तावान्सर्वेषु वेदेषु ब्राह्मणस्य विजानतः ॥
तावान्सर्वेषु वेदेषु ब्राह्मणस्य विजानतः ॥
yāvān artha udapāne sarvataḥ samplutodake
tāvān sarveṣu vedeṣu brāhmaṇasya vijānataḥ
tāvān sarveṣu vedeṣu brāhmaṇasya vijānataḥ
Word-for-word meanings
yāvān — as much; arthaḥ — purpose; uda-pāne — [as can be accomplished] in a small reservoir of water; tāvān — that much; sarvataḥ — [is] entirely [fulfilled]; sampluta-udake — in a large reservoir brimming with water; sarveṣu vedeṣu — [similarly, as much purpose as can be accomplished] in all the Vedas; vijānataḥ brāhmaṇasya — [that much is entirely fulfilled] by a self-realized person.
Translation
Whatever purpose [can be accomplished] by a small reservoir of water is entirely [fulfilled] by a large body of water. Similarly, whatever purpose [is obtainable] through all the Vedas is entirely [fulfilled] by a self-realized person.