Beyonce opens tour, dedicates "Halo" performance to Jay Z

Beyonce did her best to put the Lemonade-fueled rumors of marital troubles to bed on Wednesday night, dedicating a performance of her heartfelt anthem, "Halo," to husband Jay Z.

"I want to dedicate this to my beautiful husband," the singer told the crowd in Miami, the first stop on her FormationWorld Tour, before performing her final song of the night. "I love you so much."

• Watch: Beyoncé kicks off "Formation" tour in Miami, Jay Z shows support but doesn't perform

Queen Bey also took a moment to thank late singer Prince, whom she tributed with the music icon's hit "Purple Rain," and gave a shout-out to her 4-year-old daughter Blue Ivy.

"I want to dedicate this song to my family. Thank you guys for supporting me," she told the crowd. "Blue, I love you so much."

• Watch: Beyonce & Jay Z's love story in song: From "Crazy in Love" to "Lemonade" cheating rumors

Rumors have plagued the couple this week since the release of Beyoncé's new album, "Lemonade," which features several songs about infidelity and marital distress. Jay Z was in Miami to support his wife on Wednesday, snapping a pic with rapper Rick Ross before the show, but did not take the stage for any of the couple's duets, like "Crazy in Love" and "Drunk in Love."

For more on the "Lemonade"controversy, including the rumors about "Becky with the good hair," check out the video below.

• Watch: Beyonce and Jay Z spotted for the first time together since "Lemonade" launches cheating speculation