Sura 23 Al-Mu'minun (The Believers), ayah 66

1. قَدْ كَانَتْ آيَاتِي تُتْلَىٰ عَلَيْكُمْ فَكُنْتُمْ عَلَىٰ أَعْقَابِكُمْ تَنْكِصُونَ

   Translation by words

   قَدْ

   Verily,

   كَانَتْ

   were

   ءَايَٰتِى

   My Verses

   تُتْلَىٰ

   recited

   عَلَيْكُمْ

   to you,

   فَكُنتُمْ

   but you used

   عَلَىٰٓ

   (to) on

   أَعْقَٰبِكُمْ

   your heels

   تَنكِصُونَ

   turn back

   My verses had already been recited to you, but you were turning back on your heels

   23:66

Translation: Saheeh International