Psalms 40:6-8

6 Sacrifice and present Thou hast not desired, Ears Thou hast prepared for me, Burnt and sin-offering Thou hast not asked.
7 Then said I, `Lo, I have come,' In the roll of the book it is written of me,
8 To do Thy pleasure, my God, I have delighted, And Thy law [is] within my heart.
Young's Literal Translation is in the public domain.