This is the 16185th most frequent Russian word.
раскаянию
Repentance.
In this sentence, 'раскаянию' is used in the dative case, showing the direction towards a state or feeling of repentance.
Он пришел к раскаянию за свои поступки.
He came to repentance for his actions.
Here, 'раскаянию' is again in the dative case, expressing the inherent nature of the feeling or state of repentance.
Её раскаянию не было предела.
Her repentance was limitless.
In this sentence, 'раскаянию' is in the dative case as an object of the action, indicating the goal or result of the bringing.