Michael tells TMZ, he's rolling deep with some guy named Jay Koopman (left) -- an evangelical preacher who currently helps run youth ministries all over the world.
Michael tells us he wants Jay to lend Lindsay some heavenly advice in her time of need -- and hopefully get his derailed daughter back on track.
But here's the rub ... Dina Lohan also plans to show up in court ... and there's a restraining order requiring Michael to stay 100 yards away from her at all times.
A family that prays together ...