Albert Barnes Commentary Daniel 9:20

"And while I was speaking, and praying, and confessing my sin and the sin of my people Israel, and presenting my supplication before Jehovah my God for the holy mountain of my God;" — Daniel 9:20 (ASV)

And while I was speaking ... - In the very time when I was thus pleading.

For the holy mountain of my God - See the notes at Daniel 9:16.