the. for a.
Thou art my Son. Quoted in Acts 13:33.Hebrews 1:5; Hebrews 5:5. This is the Divine formula for anointing. Compare Matthew 3:17, for Prophet; Matthew 17:5, for Priest; and Hebrews 1:5; Hebrews 1:6, for King.
begotten Thee. Figure of speech Anthropopatheia (App-6). It refers to resurrection (Acts 13:33.Romans 1:3; Romans 1:4.Colossians 1:18; Revelation 1:5).