The First Three Verses of Patanjali's Yoga-Sûtra in Sanskrit-English Translation
atha = now
yoga = process of yoking; union
ânuåâsanam = teaching, exposition
Now, the teachings of yoga.
yogaï = process of yoking; union
citta = consciousness
vëtti = patterning, turnings, movements
nirodhaï = stilling, cessation, restriction
Yoga is to still the patterning of consciousness [or "alteration of patterns of sense vibration"].
tadâ draæøuï svarûpe ‘vasthânam
tadâ = then
draæøuï = seer, witness, pure awareness
svarûpe = own essence, identity
avasthânam = state of abiding
Then, pure awareness can abide in its very nature.