A group from among the former ones.
Many from the first generations.
a host of the ancient
A multitude from among the first
A group from the first/beginners
Most of them will be from those who responded to the God’s call earlier
A large group from the earlier generations
A large party from among the first believers
A large group (of those drawn near) will be from the earlier people
A large party of them (will hail) from the early (believers)
A multitude of those (foremost) will be from the first generations (who embraced Islam)