又作内薰。于本觉之真如内,冥冥薰习妄心,使生菩提心。止观辅行传弘决卷四之三(大四六·二六八上):“自非内熏,何能生悟?故知生悟,力在真如。故以冥熏为外护也。”[大乘起信论义记卷下本] p4057