Excited by the offer to kill chimera the monster, bellerophon sought the advice of polyidus, the wisest man of lycia. what advice was it? to ask for a ball of string from goddess athena to ask for a sword from king iobates to ride the white-winged horse pegasus to the chimera’s ledge to hold the graea sisters’ eye ransom

His advice was to ride the white-winged horse Pegasus to the chimera's ledge.
The wisest man of Lycia advised Bellerophon to find Pegasus because it is the only way he could defeat the chimera, and he was right. The two of them became friends afterwards and were always seen together after the event.

I don’t know how many you needed