Thou art my Son. Quoted in Act_13:33. Heb_1:5; Heb_5:5. This is the Divine formula for anointing. Compare Mat_3:17, for Prophet; Mat_17:5, for Priest; and Heb_1:5, Heb_1:6, for King.
begotten Thee. Figure of speech Anthropopatheia (App-6). It refers to resurrection (Act_13:33. Rom_1:3, Rom_1:4. Col_1:18. Rev_1:5).