NECRO HELP!!!Follow

I need help with my necro im lvl 45 but stopped playing for over a year and completely forgot how to play my necro what spells do i use while my necro is attacking i specced in deathsight what spells do i cast while my abomination pet is fighting? plz help!

power tap, power tap, (watch to see if it hits), the concentration spell cant remember its name Looks like a campfire, power tap, if you have enough distance do power tap again. Then when the mob is on your bet life tap it to death.