। ॥ ९४३ ॥
In plain words
Where inquiry and the longing for the good wear the appetite for sense-objects thin — that stage is called tanumānasī, the mind made thin.
Close to the Sanskrit
Where, by inquiry and by the desire for the good, that attachment to the objects of the senses goes to thinness — that is called tanumānasī, the thinned mind.