It is narrated from Sayyiduna Ibn Umar (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings be upon him) said: "Whoever gives a gift has the most right to it as long as he has not been given something in return for it."
This is an error (wahm); the preserved version is the one that follows.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الهبات / 12022