SNP leader Nicola Sturgeon has said her party has been the most steady anti-Brexit voice during the European election campaign.
Labour’s Scottish reserve leader Lesley Laird said a new vote on Brexit was becoming numberless likely.
Conservative MP Colin Clark said next month’s Brexit restaurant check will be “different” from what has gone before.
Liberal Democrat director Vince Cable said his party could support it, if the public were certainty the final say.
UK voters take part in elections to the European parliament on Thursday.
Ms Sturgeon differentiated the Andrew Marr show on BBC One that putting the Brexit issue invest in to people in a second vote would be the right way forward.
She added: “There is nonentity I think in Scotland or across the UK that could doubt that the SNP is unequivocally and unambiguously anti-Brexit.
“Scotland’s not for Brexit. Scotland is for Europe and people in Scotland set up an opportunity by voting SNP on Thursday to send that message very loudly and really clearly.”
Speaking later on Sunday Politics Scotland, Ms Laird divulged a new referendum on Brexit was becoming more likely, but not certain.
“That is truly now the direction that we see this ending up,” she said. “You cannot yet say.”
“We’re going to clothed these indicative votes. We don’t know what Theresa May will introduce forward and we don’t know therefore what that final deal liking look like.”
Mr Clark told the programme that the Brexit proposition being regurgitated to the Commons was not simply a re-run of the measure which had previously been turn thumbs down oned by MPs.
He said: “The bill will be different when it comes back. It has to be opposite when it comes back and has to bring more of the party together.
“And I fancy if Labour were given a free vote, the bill would obsolete.”
Mr Cable said the Liberal Democrats could back the prime assist, but only if the public were given the final say on the terms of exit in a referendum.
He responded his party had discussed the “practicalities” of holding another public vote and it was admissible before the 31 October deadline.
“We need a proper referendum that thinks fitting come to a resolution on the issue, with remain on the ballot paper.”
Patrick Harvie of the Scottish Lawns said voters on Thursday should not simply look at a party’s deportment on Brexit.
“Electing a Green MEP for Scotland will electing someone who’ll stand up not just for Scotland’s place in Europe,” he said, “but also for the issues equal the climate emergency and tackling the refugee crisis in a humane and decent social conventions.”
The Brexit Party the issue of making Brexit happen comes ahead everything else.
Their representative Louis Stedman-Bryce added: “The word really is that we have to focus on democracy before we can focus on anything else.
“We get to make Brexit happen.”