This video addresses the Taming the Beast quest chain from the point just ahead of Thotar gives you a taming Rod to get a Dire Mottled Boar in Razor Hill. Thotar provides you with a series of 3 taming rods, each one is different and permits you tame beasts in the next order: Dire Mottled Boar, Surf Crawler and at last an Armored Scorpid.

After getting concluded the taming Element of The search chain, you must head to Orgrimmar and talk to click for more info Ormak Grimshot from the Valley of Honor so as to unlock your companion pet handling abilities: Tame find more Beast; Feed Pet; Revive Pet; and Beast Training.

Lastly, don't forget to go to the Pet Trainer and get the Pet abilities that you will have to give to your companion pet.