US-P18.017ab ।US-P18.017cd ॥
In plain words
Since the result has already been spoken — "you are Being" — a means still has to be enjoined; and that means, the one taken here as settled for the purpose, is nothing other than prasaṃkhyāna, sustained meditative dwelling.
Close to the Sanskrit
Since, having said 'You are Being' as the result, the means is to be enjoined — that, not other than prasaṃkhyāna, is here accepted as the one whose purpose is well established.