trayam antaraṅgaṃ pūrvebhyaḥ [YS 3.7]

tad etad dhāraṇādhyānasamādhitrayam antaraṅgaṃ saṃprajñātasya samādheḥ pūrvebhyo yamādibhyaḥ pañcabhyaḥ sādhanebhya iti.