Bede

Therefore, a decree was established by me, etc. The sense of the letter is clear: because he wished to impose the most severe punishment, if anyone attempted to change the decree of his religion; that is, the loss of everything he could possess and his soul, which he would lose even confined to a cross, with the torment of prolonged suffering. The spiritual understanding is also clear, because our works are all compared to wood: good indeed to fruitful trees, but bad to barren and worthy of fire. …

Commentary on Ezra and Nehemiah ↗