Parallel
Romans 11:20
Nestle 1904 Greek New Testament · Berean Standard Bible
καλῶς τῇ ἀπιστίᾳ ἐξεκλάσθησαν σὺ δὲ τῇ πίστει ἕστηκας μὴ ὑψηλὰ φρόνει ἀλλὰ φοβοῦ
That is correct: They were broken off because of unbelief, but you stand by faith. Do not be arrogant, but be afraid.