It's right next to the stables.
Look on your map smart stuff
Right by the pet shop in Whiterun.
The Bannered Mare Inn in Whiterun.
Go to the companions in Whiterun and do all there quests they will offer to turn you
The nine holds of Skyrim are; Eastmarch (Windhelm) Falkreath Hold (Falkreath) Haafingar (Solitude) Hjaalmarch (Morthal) The Pale (Dawnstar) The Reach (Markarth) The Rift (Riften) Whiterun Hold (Whiterun) Winterhold (Winterhold)
You have to go to the Companions in Whiterun. After a few quests they will turn you into a werewolf.
Whiterun, it's the Companions meadhall, Jorrvaskr.
In Jorvaskr on the east side of the city's Residential district.
just type coc whiterun or riverwood your choice
Go to a blacksmith forge, i like to use the one in Whiterun which is to the right of the main gate.
The redguard woman is Saadia. You can find her working in the Bannered Mare in Whiterun.
Go to Whiterun and join the Companions. The offer of becoming a Werewolf is part of their quest line.