His brother went away and has never been heard ( ) 如果我想在括号里填from then on应该怎么改句子

括号里面填：from 就可以了,hear from sb.是一个词组,表示收到某人的来信音讯,如果你要加时间部分,可以再加词组ever since什么的可我就是想用from then on从那时起，该怎么写？那就写成 His brother went away and has never been (heard from)( from then on).前面括号里是一个词组，后面括号里是一个词组