। ॥ ३३१ ॥
In plain words
Let no doubt arise: how can that non-dual Isvara, existing purely as His own essence and devoid of any external material cause, create all this by Himself?
Close to the Sanskrit
Let it not be doubted: how does that Isvara, who is non-second, exists solely as His own self, and is without any material cause, create everything by Himself?