[90:11]If only we knew the power of your anger! Your wrath is as great as the fear that is your due.
NMV[90:11]Who knows the power of youri anger? even according to youri fear, [so is] youri wrath.
OJB[90:11]Who has da'as of the oz (power) of Thine anger? Thy evrah is as great as Thy yirah (fear of, reverence owed G-d).
T4T[90:11]No one [RHQ] has fully experienced the powerful things you can do to them when you are angry with them, and people are not afraid that you will greatly punish them because of your being angry with them.