Voters have given Prime Minister Scott Morrison a net performance rating of minus nine per cent, ahead of a difficult fortnight for the government.

Forty-nine per cent of voters surveyed in the Resolve poll, conducted for The Age and Sydney Morning Herald, said Mr Morrison was doing a poor job as Prime Minister, while 40 per cent said he was doing a good job.

It comes as two government senators and one lower-house MP threaten to withhold support for bills before Parliament unless the government moves to end state vaccine mandates.

If maverick MP George Christensen makes good on his threat, the government could struggle to pass laws including its religious freedom bill.

Today on Please Explain, chief political correspondent David Crowe joins Bianca Hall to discuss what’s ahead for the final two sitting weeks of Parliament for the year.