Yoga Sutras of Patanjali translated by Yogi Kalinath - Chapter 1, Verse 48
Pada 1, Sutra 48
Rtambhara tatra prajna
There, insight is truth-bearing.
In Cognitive Absorption without seed and beyond reflection, i.e. Nirbija/Nirvicara Samadhi, one has direct cognition or insight unimpeded by any veils or colorings which only and alone can be called truth-bearing.