Surah Al-Qalam 68:23
فَٱنطَلَقُوا۟ وَهُمْ يَتَخَـٰفَتُونَ
So they set out, while lowering their voices,
Translation: Saheeh International
Tafsir
So off they went whispering to one another talking secretly
Excerpt from Tafsir al-Jalalayn, commentary on 68:23, via Quran.com. The reader has the full commentary and 9 more tafsirs.