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On the baptismal register, I think the one surname is Dake rather than Dahe. However, if he married in 1836, it is unlikely he was born in 1826. You may not have the correct baptismal record. Furlong is a very common surname in Co. Wexford.
Clongeen RC records start in 1847 https://registers.nli.ie/parishes/0589 Where did you locate the 1836 marriage record?
Let me know and we will see if we can assit you.