Forfeiture means the loss or giving up of something as a penalty for wrongdoing. Hence, the statement or sentence that depict what forfeited his reward is given below.
The giant's time was over, and he had forfeited his reward.
Asgard, in Norse mythology, is the dwelling place of the gods. Legend divided Asgard into 12 or more realms, including Valhalla, the home of Odin and the abode of heroes slain in earthly battle; Thrudheim, the realm of Thor; and Breidablik, the home of Balder. This is a place holds in high esteem by the Vikings.
Therefore, the sentence that indicate forfeiture of reward is the one give above.
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