Where Does the Second Water Come From in the Glyoxylate Cycle?

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SUMMARY

The second water molecule in the glyoxylate cycle is produced during the conversion of fumarate to malate. This reaction is catalyzed by the enzyme fumarase, which facilitates the addition of water to fumarate, resulting in malate. The first water molecule is introduced during the conversion of citrate to isocitrate, highlighting the importance of hydration reactions in this metabolic pathway.

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Where does the second water come from ? I get that the first one comes in the conversion of citrate to isocitrate, but where does 2nd one come in? thanks
 
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Fumarate to malate?
 

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