The shell-shocked ex-wife of the homeless madman who allegedly slashed five people in Penn Station broke down Tuesday when she learned about his bloody spree — which capped a years-long downward spiral punctuated by violence.
Waleska Morales, 48, shrieked in horror and nearly collapsed as she found out from The Post that Hector Deleon, her common-law spouse of 14 years, stood accused of rampaging through the Midtown transit hub with a dagger Sunday.
“Me and him been separated three years for domestic violence,” said Morales. “He physical and verbal abused me. He hit me with the closed fist.
“Last time I saw him he was the same, bad. He knocked on our door two weeks ago and I told the security guards that he’s not supposed to be up here.”…