What is the meaning of Daniel 10:8?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

So I was left alone, gazing at this great vision. No strength remained in me; my face grew deathly pale, and I was powerless.

Berean Standard Bible (BSB)

So I was left alone, and saw this great vision, and there remained no strength in me; for my comeliness was turned in me into corruption, and I retained no strength.

World English Bible (WEB)

Therefore I was left alone{H7604}{(H8738)}, and saw{H7200}{(H8799)} this great{H1419} vision{H4759}, and there remained{H7604}{(H8738)} no strength{H3581} in me: for my comeliness{H1935} was turned{H2015}{(H8738)} in me into corruption{H4889}, and I retained{H6113}{(H8804)} no strength{H3581}.

Strong's King James

So I alone was left by myself, and saw this great vision. But no strength remained in me, for my radiance had turned to corruption, and I held no strength.

The F.O.G*

The F.O.G Paraphrase

and I have been left by myself, and I see this great appearance, and there hath been no power left in me, and my honour hath been turned in me to corruption, yea, I have not retained power.

Young's Literal Translation