Ahmad bin Hanbal (may Allah have mercy on him) said: The hadiths on the breaking of the fast of the "hajim" and the "mahjum" (the cupper and the cupped), and the hadith "There is no marriage without a guardian", are hadiths that strengthen one another, and I adopt them.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيام / 8294