Trump: Republicans 'should be unified'
© Greg Nash

Republican presidential candidate Donald TrumpDonald John TrumpAccuser says Trump should be afraid of the truth Woman behind pro-Trump Facebook page denies being influenced by Russians Shulkin says he has White House approval to root out 'subversion' at VA MORE said on Sunday that he's been growing the Republican party significantly.

When asked on CBS's "Face the Nation" about what he would say to people leaving the party, however, Trump said he thinks Republicans should come together.

"Well, I think they shouldn't leave," he said. "And I think they should get together, and I think everybody should be unified."

But he emphasized that the party has been "building up numbers that are incredible."

"You've been seeing, whether it's South Carolina or New Hampshire. I mean, the numbers are astronomical," he said.

"And I don't think they've ever seen anything like this, actually."

He continued to tout the party's growth, compared to the Democratic party.

"And by the way, the Democrats are losing. The Democrats are going down 35, 40 percent, and we're going up 50 percent," he said.

"A couple of states over a 100 percent."