Тогда ученики озирались друг на друга, недоумевая, о ком Он говорит.
His disciples stared at one another, at a loss to know which of them he meant.
The disciples looked at one another, uncertain of whom he spoke.
The disciples began looking at one another, at a loss to know of which one He was speaking.
The disciples looked at each other, wondering whom he could mean.
Then the disciples looked one on another, doubting of whom he spake.
Then the disciples looked at one another, perplexed about whom He spoke.
The disciples therefore looked one on another, doubting of whom he spoke.