Lincoln says that slavery goes against the Declaration of Independence. What words in the Declaration of Independence could help prove that slavery was wrong?

Declaration of Independence states that all men are equal and have the right to liberty

Explanation:

to all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit of Happiness.

the constitution of the united states gave congress the absolute authority over immigration laws

it was the first amendment