Matt Warman, a leading member of the One Nation group, said the Bill must go through unamended ahead of its second reading in the House of Lords tomorrow.
Rishi Sunak has pleaded with his MPs to "come together" to vote through his Rwanda bill on Wednesday, after dozens of Conservatives rebelled on Tuesday's amendment votes.
Rishi Sunak's bid to keep the Tories unified took a huge hit on Tuesday as dozens of Tories voted for rebel amendments to his Rwanda plan and Lee Anderson quit his senior party role.