The sweet Instagram message from the 26-year-old NBA star comes one day after the pair announced they were expecting their first child.
"Thank you for allowing me to be a part of your journey and entering your life that day at the Bel Air Hotel. One of the best moments in my life," Thompson said. "I'm soo happy to be on this journey together with you and creating this angel from the man above. Every day I give thanks to him for bring[ing] us together."
"I love you soo much and I know our little angel feels the love we share together and will know that mommy and daddy loves them unconditional forever and ever amen," he added.
Thompson already shares a 1-year-old son with ex-girlfriend Jordan Craig.
"My greatest dream realized! We are having a baby!" Kardashian, wrote in an emotional post on Instagram. "I had been waiting and wondering but God had a plan all along. He knew what He was doing. I simply had to trust in Him and be patient."
This article originally appeared on New Idea.