Two-thirds of each house shall constitute a quorum to do business, but a smaller number may adjourn from day to day, and compel the attendance of absent members, in such manner and under such penalties as each house may provide.
Tex. Const. art. 3, § 10, under Legislative Department.
Tex. Const. art. 3, § 10
QUORUM; ADJOURNMENTS FROM DAY TO DAY; COMPELLING ATTENDANCE
Two-thirds of each house shall constitute a quorum to do business, but a smaller number may adjourn from day to day, and compel the attendance of absent members, in such manner and under such penalties as each house may provide.