A known source reports that the couples were elected in November with 72.5 percent of the vote, but with a high rate of abstentions. Their party won 71 of the 92 seats in parliament.
John Holman, The source's correspondence reported from the capital of Nicaragua, he said the election win was no surprise, but the future is less certain.
"Ortega can no longer rely on petrodollars from struggling ally Venezuela and Nicaragua's top trading partner, the US, has a new, unpredictable administration," he said.
"And just at the point when he would look to build international bridges, more and more countries are increasingly disapproving of his strong-arm tactics."
Ortega was one of the leaders of the rebel Sandinista movement that ousted the four-decade Somoza family dictatorship in 1979.
With Ortega's wife joining him in office, there are growing concerns his rule could become more authoritarian.
Sonia Chavez, who fought alongside Ortega's Sandinista movement when it toppled the Samoza regime in the 1980s, says he is now just like the man he helped depose.
"We fought to get rid of a brutal dictatorship that we didn't want and now we're going back to one again," she told a source Al Jazeera.
However this will be Ortega's third term in office.