تَقَبَّلَ اللَّهُ مِنَّا وَمِنْكُمْ، عِيدُكُمْ مُبَارَكٌ
Transliteration
Taqabbalallahu minna wa minkum, 'idukum mubarak
English meaning
May Allah accept from us and from you. May your Eid be blessed.
When is it recited?
When greeting on Eid.
Source
Tirmidhi, Adahi 1