Sayyiduna al-Bara' bin Azib (may Allah be pleased with him) said: I entered with Sayyiduna Abu Bakr (may Allah be pleased with him) when he had newly come to Madinah. Sayyidah Aishah (may Allah be pleased with her) had a fever. Sayyiduna Abu Bakr (may Allah be pleased with him) came to her and said: "How is my daughter?" and kissed her cheeks.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب النكاح / 13582