The child clung to the big man with both hands and drew him to her saying: “We knew you had a grate ful heart. But you see...” and she interrupted herself to ask in an altered voice:

“Do you believe in a God? or stay—do you know what a sacred oath is? Can you swear solemnly? Yes, yes...” and drawing herself up as tall as possible she went on very seriously: “Swear by your bride Mandane—as truly as you believe that she loves you....”

“But, sweet soul....”

“Swear that you will never betray to a living soul what I am going to say—not even to Mother Joanna and Pulcheria; no, nor even to your Mandane, unless you find you cannot help it and she gives her sacred word....”

“What is it? You quite frighten me! What am I to swear?”

“Not to reveal what I am now going to tell you.”

“Yes, yes, little Mistress; I can promise you that.” Mary sighed, a long-drawn “Ah...!” and told him that a trustworthy messenger must be found to go forth to meet Amru, so as to be in time to save Paula. Then came the question whether he knew the road over the hills from Babylon to the ancient town of Berenice; and when he replied that he had lately travelled that way, and that it was the shortest road to the sea for Djidda and Medina, she repeated her satisfied “Ah!” took his hand, and went on with coaxing but emphatic entreaty while she played with his big fingers: “And now, best and kindest Rustem, in all Memphis there is but one really trusty messenger; but he, you see, is betrothed, and so he would rather get married and go home with his bride than help us to save the life of poor Paula.”

“The cur!” growled the Persian.

At this Mary laughed out: “Yes, the cur!” and went on gaily: “But you are abusing yourself, you stupid Rustem. You, you are the messenger I mean, the only faithful and trustworthy one far or near. You, you must meet the governor....”

“I!” said the man, and he stood still with amazement; but Mary pulled him onward, saying: “But come on, or the others will notice something.—Yes, you, you must....”