Narrated Anas bin Malik:
Abu Taiba cupped Allah's Apostle and so Allah's Apostle ordered that a Sa of dates be paid to him and ordered his masters (for he was a slave) to reduce his tax.
Vol: 003 Book: 034 Hadith: 412
A Selected Dua
May He for Whose sake you love me, love you.
Info: Abu Dawud 4/333. Al-Albani graded it good in Sahih Abu Dawud 3/965.