(Devarim, Ibid.) "I will wipe their memory from mankind": They will no longer be in the world. But what can I do to them?
"Lulei": ("Were it not") (Psalms 124:1-2) "'Lulei ('Were it not') for the L-rd who was with us,' let Israel now say. 'Lulei for the L-rd who was with us when (evil) men assailed us…'"
Variantly: "Lulei" (Psalms 106:23) "And He thought to destroy them lulei Moses, His chosen one…"
(Devarim, Ibid.) "Were it not ("lulei") that the anger of the foe was stored up (agur)": What caused them to be punished by these nations? The fact that their anger was stored up (i.e., concealed) within them (behind a façade of friendliness).