ELF- Elf PriestThe Rohan Priest Quest requires you to go to Lauke Monastery, slay a
bird, then go back and forth to speak with Shailina. Quest is fairly
easy, you just need some help in killing the Elysian bird
Rohan Priest Job Change Quest I1. Start the Rohan Priest Quest by talking to Shailina at the Vena Castle
2. Talk to Leomina at the Crea workshop.
3. Report back to Shailina, she'll tell you to look for Lacriss
Rohan Priest Job Change Quest II4. The next part of the rohan priest quest is to go to Lauke Monastery (I-9), enter the left door and you will find Lauke.
5. Lacriss will then instruct you to kill the lauke monster located behind the fountain outside of Lauke (when you enter Lauke Monastery go straight ahead, dont take the portal to go in, it brings you to a garden outside & the boss is at the back) The Boss is AfterImage of Lauke Monk
6. Report back to Shailina
Rohan Priest Job Change Quest III7. Shailina will ask you to go at the center stone in Crea workshop.
8. Speak with Shailina again
Rohan Priest Job Change Quest IV9. Go to the Temple Marea and get the scripture on Protection straight out of the box
10. Talk to Shailina
Rohan Priest Job Change Quest V11.You need to kill the Marea Elysian bird which is near the Goddess fountain.
12. After killing the bird, clicked on the temporary holder/silver box behind it.
13. Go back to Shailina Illia to become a Rohan priest. Congratulations!
retreived from: http://rohanguide.net