Shorten multiple elements with the same class in Sass

In Sass you can write .class1 .class2 {} and .class1 .class3 {} as,

.class1 {
 &.class2, &.class3 {}
}

How do you shorten,

div.class1,
h2.class1,
p.class1 {}

This doesn't work as expected,

.class1 {
 & div, & h2, & p {}
}