The pair spent the best part of 10 years as centre-back partners at Real Madrid, winning a four Champions Leagues and two La Liga titles at the Santiago Bernabeu, where Ramos spent trophy-laden 16 seasons with before also leaving this summer.
"Dear Rapha, I can only thank you for these years of friendship, companionship and triumphs," he wrote on an Instagram story.
"And wish you luck in a new stage that will surely be exciting.
Ramos joked: "If we face each other, always with the team of your country, right?"
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