Alecto had almost forgotten about the brats. "Of course." Looking back at the Marchwood couple, she said, "Go to sleep," and they dutifully returned to bed.
She and Amycus returned to the first boy's room. Her wand trained on him, she whispered, "Rennervate," which woke the boy. Before he could panic, she quickly followed up. "Imperio. You will be a dutiful son. You will not question your parents and you will draw no attention to yourself or your family. Or speak of this visit to anyone. Go to sleep."
She visited the second son's room and repeated her instructions. That should do it. The brats were too young to understand politics. Once finished, she turned back to Amycus. "Shall we?"