Canonical Ref: YS 3.7
Sanskrit (Devanāgarī)
त्रयमन्तरङ्गं पूर्वेभ्यः
English Scholarly Translation
The three (dharana, dhyana, and samadhi) are more intimate practices than the preceding ones
व्याख्या / Traditional Commentary & Notes
Classical Exegesis
These three (trayam) are more internal (antaraṅgam) compared to the preceding ones (pūrvebhyaḥ)
Canonical CTS URN Reference
Pātañjala Yoga Sūtras, YS 3.7. Poorvam Open Research Engine (PORE) Corpus.