how do you get the IWHBYD skull on halo 3?

[flubberbubb]

i've tried a lot of times to obtain the IWHBYD skull but im not sure which side is the 1 ring or the 7 ring and i do not know the correct ring order
is the beginning at the prophet of truth or the other side

 

[NeoNerd]

http://www.halo3planet.com/halo-3-skull-locations/iwhbyd-skull/

 

[NeoNerd]

http://www.halo3planet.com/halo-3-skull-locations/iwhbyd-skull/