SQL: INSERT INTO…VALUES..SELECT

Question

How do i write INSERT statement if i get the values of colA from TableX, colB from TableY and colC from TableZ?

eg: INSERT INTO TableA (colA, colB, colC) VALUES (?,?

Answer 1

Insert into TableA (ColA, ColB, ColC) . . .

Must be the column names as the are in Table A. There's nothing wrong with

Insert into TableA (ColA, ColB, ColC) . . .
Select TableX.Col1, TableY.Col1, TableZ.Col5 
From TableX, TableY, TableZ
Where . . .