Vine's Expository Dictionary: View Entry
ἀεί aeí, ah-eye'; from an obsolete primary noun (apparently meaning continued duration); "ever," by qualification regularly; by implication, earnestly:—always, ever.
perpetually, incessantly
invariably, at any and every time: when according to the circumstances something is or ought to be done again
Strong's Number G104 matches the Greek ἀεί (aei),
which occurs 8 times in 8 verses
in the TR Greek.