Articles about connecting wires
How to Wire a Junction Box: Selecting a Junction Box for Electrical Wiring, The Basics of Electrical Junction Boxes, The number of wires that are allowed in a Junction Box.
Wiring Connections When Hanging a Chandelier Light Fixture: With most home lighting fixtures the wiring colors are black, white and a bare or green ground wire for the light fixture and the wiring from the electrical junction box, however there may be a few wire color combinations to be aware of.
I am trying to replace a light fixture, how should I connect the wires? How to Make the Wiring Connections for Light Fixtures and Identifying the Colors of the Wires and Where to Connect the Wires.