The Bishop only moves diagonally. The Bishop may move 1-7 squares in any diagonal direction. The Bishop cannot jump over pieces and can only capture one piece per turn. Because the Bishop moves diagonally, it may never move to a different color other than the one it starts on. Each player has a light-squared Bishop and a dark-squared Bishop. The other three pieces that move diagonally can also move in other directions the Queen, King, and Pawn. The Bishop can only move diagonally.

Source: Chess House