Surah An-Nisa' 4:20

ﱁ ﱂ ﱃ ﱄ ﱅ ﱆ ﱇ ﱈ ﱉ ﱊ ﱋ ﱌ ﱍ ﱎ ﱏ ﱐ ﱑ ﱒ

But if you want to replace one wife with another and you have given one of them a great amount [in gifts], do not take [back] from it anything. Would you take it in injustice and manifest sin?