KAṬHA UPANISHAD · 1.2.17

एतदालम्बनँ श्रेष्ठमेतदालम्बनं परम् ।
एतदालम्बनं ज्ञात्वा ब्रह्मलोके महीयते ॥ १७॥

etadālambanam̐ śreṣṭhametadālambanaṃ param ।
etadālambanaṃ jñātvā brahmaloke mahīyate ॥ 17॥

This support is the best, this support is the highest, knowing this support one grows great in the world of the Brahman.