۠

◌۠ U+06E0, ۠ ARABIC SMALL HIGH UPRIGHT RECTANGULAR ZERO ← ◌۟ [U+06DF] Arabic ◌ۡ → [U+06E1]

Arabic

Diacritical mark

◌۠

1. indicates that the letter is pronounced only when one pauses on the word during recitation, but if one continues reading without pausing, the letter is not pronounced.
   • 609–632 CE, Qur'an, 109:4:

     وَلَاۤ أَنَا۠ عَابِدࣱ مَّا عَبَدتُّمۡ

     wa-lā ʾana ʿābidun mā ʿabadtum

     And I will not worship what you have worshiped