TATAH PARAMA VASHYATA INDRIYANAM ||55||

ततः परमावश्यता इन्द्रियाणाम् ॥५५॥

tataḥ paramā-vaśyatā indriyāṇām ||55||

Thus do you gain supreme mastery of your senses. ||55||


tataḥ = (from tata) then; thereby; thence; from that
paramā = highest; ultimate 
vaśya = mastery; control 
indriyāṇām = (g. pl. m./g. pl. n. from indriya) via the senses; via the sense organs