Yasalara uymak zorundasın. - You have to abide by the laws.
Yasalara uymak zorundasın.
You have to abide by the laws.
Onlar kurallara uymak zorundalar. - They have got to abide by the rules.
Onlar kurallara uymak zorundalar.
They have got to abide by the rules.
The poor fellow was obstinate enough to abide by what he said at first.