This WeakAura is based on this one: https://wago.io/BJXSrAyLM created by NoNamePaul and https://wago.io/r1Yu-Zk_f by Saricon. I only updated it for BfA so that it works correctly, at least for me ;)
Veng: Soul 1 Up Glow (aurabar)
Veng: Soul 2 Up Glow (aurabar)
Veng: Soul 3 Up Glow (aurabar)
Veng: Soul 4 Up Glow (aurabar)
Veng: Soul 5 Up Glow (aurabar)
Veng: Souls Master (text)