Yoga Sūtra Chapter Three verse 11

sarva-arthatā-ekāgratayoḥ kṣaya-udayau cittasya samādhi-pariṇāmaḥ ||11||

Transformation to integration is a diminishing of all objects
and arising of one pointedness in the psyche.

sarva - allarthatā - objectseka - onegrata - pointednesskṣaya - diminish, wasting or wearing awayudaya - arisingcitta - psyche; heart as the seat of feelings and sensationssamādhi - integrationpariṇāma - transformation