This reading has a jussive dual verb for prohibition, with the doubled nun appended for emphasis.
تَتَّبِعَانِ
wa-lā tattabiʿāni
“and do not follow...” OR "without following"
This is either a lightened form, or lā here is for negation, and the phrase is either a circumstantive or a statement intended for prohibition. NB: one narration from Hishām (narrator from Ibn ʿĀmir) accords with the majority reading.
وضاحت
These readings convey the same meaning in slightly different ways [al-Mahdawi].
He has revealed to you ˹O Prophet˺ the Book in truth, confirming what came before it, as He revealed the Torah and the Gospel
وضاحت
These readings convey the same meaning in slightly different ways [al-Mahdawi].