Yoga sutra 1.46 tā eva sabījas-samādhiḥ These samadhis that result from meditation on an object are samadhis with seed These four levels...

Yoga sutra 1.44 Etaya-eva savicārā nirvicārā ca sūkṣma-viṣaya vyākhyātā With contemplation and without contemplation thoughts as regards...