Ayestaran spent more than a decade working under Rafael Benitez, and has tipped the Spaniard to inspire Newcastle to success.
Pako Ayestaran's spell in charge of the most hectic club in European football went about as well as anyone expected.
Former Liverpool coach was well-respected during his three years at Anfield but just like Gary Neville, he won't be enjoying the same warmth at Valencia.
The La Liga side are insistent that they will not sell the German defender.
The former Liverpool captain has been discussing something outside of the 'facts' rant of that infamous title bid.
Rafa Benitez's former assistant took to social media during Liverpool's 1-1 Europa League draw with the Russian side.
The Reds have shaken up their back room staff after last season's disappointment.