Immediately

"Where are you" he muttered to himself as he stared into the water intently waiting impatiently for Aposis to emerge so that the duel can begin.

He readied himself and took deep breaths, as his gaze never left the river. He wondered what Aposis's attack on him would be and calculated in his minds some countering attacks he could use against as he knew very well that he seemed stronger than before when he had deafeted him earlier.

Actually, the fight Geb and Aposis had in the past was not a very physical one as Geb just gave him a hard blow, full of his will just like he did earlier making him loose balance and giving him an upper hand against him.