Then there arose a reasoning among them, which of them should be greatest.
Then there arose a reasoning among them, which of them should be greatest.
And there arose a reasoning among them, which of them was the greatest.
Now there was a discussion among them about which of them would be the greatest.
Then there arose a reasoning among them, which of them should be greatest.
There arose an argument among them about which of them was the greatest.
And there arose a reasoning among them, which of them should be greatest.
There arose a reasoning - Εισηλθε δε διαλογισμος, A dialogue took place - one inquired, and another answered, and so on. See this subject explained on Matthew 18:1 (note), etc.
See the notes at Matthew 18:1-5. Compare Mark 9:33-38.
9:46 And there arose a reasoning among them - This kind of reasoning always arose at the most improper times that could be imagined.