sana yakýþaný yapmýþýn baþka söze gerek yok

hoþçakal mühürgözlüm.giden gitmiþtir.

My try:

You have done the appropriate, no need to say anything else.

byebye mühürgözlüm. What is lost, is lost.

Don´t know what to do with ´mühürgözlüm´

I wish I know what "mühürgözlüm" means as well.  Thank you Zulfu.

 mühür gözlü (someone) who has dark and beautiful eyes. took from the dictionary from this site.