Hizb 23 opens Juz 12 entirely within Hud, retelling a cycle of prophetic destruction narratives this account has already described once from Al-Araf, Noah, Hud, Salih, Abraham's visitors, Lot. That repetition across suras is itself a feature of the Quran's own structure rather than an oversight, and the hizb divisions give no indication that a listener has encountered this material before under a different sura's treatment of it.
In tarawih recitation this hizb typically opens the twelfth night, and congregations that have already heard the Al-Araf version several nights earlier sometimes notice the added detail here, Noah's son by name unmentioned but described directly, the ark's resting place named as Mount Judi, that the earlier telling omitted, a difference teachers of tafsir often use to illustrate how the Quran's repeated narratives typically vary in emphasis rather than simply duplicating one another word for word.
For huffaz, distinguishing this hizb's wording from the parallel account in Al-Araf is one of the more demanding memorisation challenges in the whole thirty-juz scheme, precisely because the two tellings are similar enough to blur together under casual recall.
Because Yusuf's wording is close enough to the earlier destruction cycles to invite confusion at speed, some huffaz deliberately review this hizb immediately after Hizb 16's Al-Araf material rather than in its own sequence, pairing the two tellings to sharpen the distinction between them.