What are the three shortest Surat in the Quran?

Surat al-Kawthar

بِسْمِ اللَّـهِ الرَّحْمَـٰنِ الرَّحِيمِ

إِنَّا أَعْطَيْنَاكَ الْكَوْثَرَ ﴿١﴾ فَصَلِّ لِرَبِّكَ وَانْحَرْ ﴿٢﴾ إِنَّ شَانِئَكَ هُوَ الْأَبْتَرُ ﴿٣﴾

Meaning English Translation:

{Surely We have given you Kawthar, (1) Therefore pray to your Lord and make a sacrifice. (2) Surely your enemy is the one who shall be without posterity, (3)}

[Quran, chapter 108]