Verse 6
a thousand
Revelation 11:2,3; 13:5; Daniel 9:27; 7:14 (See Scofield "Daniel 7:14").
Verses 7–8
angels
(See Scofield "Hebrews 1:4").
Verse 9
world "oikoumene" = inhabited earth. (See Scofield "Luke 2:1").
angels(See Scofield "Hebrews 1:4").
Verses 10–17
kingdom of our God
The Dispensation of the Kingdom (2 Samuel 7:16 refs.) begins with the return of Christ to the earth, runs through the "thousand years" of His earth-rule, and ends when He has delivered up the kingdom to the Father. (See Scofield "1 Corinthians 15:24").
salvation(See Scofield "Romans 1:16").