Sahih Bukhari

Narrated Anas:The Prophet (ﷺ) seeing a yellow mark (of perfume) on the clothes of `Abdur-Rahman bin `Auf, said, ""What about you?"" `Abdur-Rahman replied, ""I have married a woman with a Mahr of gold equal to a date-stone."" The Prophet (ﷺ) said, ""May Allah bestow His Blessing on you (in your marriage). Give a wedding banquet, (Walima) even with one sheep