Philippians 3:10-13

that I may know him, and the power of his resurrection, and the fellowship of his sufferings, being made conformable unto his death; if by any means I might attain unto the resurrection of the dead. Not as though I had already attained, either were already perfect: but I follow after, if that I may apprehend that for which also I am apprehended of Christ Jesus. Brethren, I count not myself to have apprehended: but this one thing I do, forgetting those things which are behind, and reaching forth unto those things which are before

Philippians 3:10-13