Sayyiduna Ibn Abbas (may Allah be pleased with them both) said: "Allah, the Mighty and Majestic, chose Ibrahim (peace be upon him) for khullah (intimate friendship), chose Musa (peace be upon him) for kalam (being spoken to), and chose Muhammad (peace and blessings be upon him) for ru'yah (the vision)."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 11864