Suddenly occurs to, with "on"

Usage examples of dawns.

I saw what Darak had seen by the lake, and later in the half-darkness, and after that through the nights and dawns of our privacy together.

This summer's dawns were announced not with choruses but with full-throated choirs.

Among his plans for the New Yzordderrex would be a palace made of mirrors, and of glass made possessive by feits, that would hold the glory of these inkling dawns and protract them, so that they met the glow of dusk coming in other directions.

But what if it dawns on us that our perception of rocks, mountains, and stars is a situation of just the same kind?