। ॥ ८१४ ॥
In plain words
Just as one first lets go of the notion 'body' and all that follows it — those belong to another order entirely — and then keeps the mind's movements toward the Self, which are of one order with it, flowing as an unbroken stream...
Close to the Sanskrit
Just as — preceded by the abandonment of the notions of body and the rest, which are of a different kind — there is the making of an unbroken stream of the movements of mind toward the Self, which are of the same kind...