Q: Does "sow" have the same meaning in the following two sentences?

As you sow, so shall you reap.

When I had sown the field, the day's work was over.

A: the same meaning

Q: Does "poison" have the same meaning in the following two sentences?

We used a poison to kill the weeds.

The poison of fascism.

A: different meanings

Q: Does "catch" have the same meaning in the following two sentences?

Don't catch your meaning.

Catch some sleep.

A:
different meanings