सा वा एषा देवता दूर्नाम दूरंह्यस्या मृत्युर्दूरं ह वा अस्मान्मृत्यु-र्भवति य एवं वेद ॥ ९ ॥
In plain words
That divinity is truly named Dūr, for death is far from her. And death stays far indeed from anyone who knows this.
Close to the Sanskrit
That indeed is this divinity named 'Dūr', because death is far from her; far indeed from this person becomes death, who thus knows.