Yusuf Ali
And when the messengers are (all) appointed a time (to collect);-

Sahih International
And when the messengers' time has come...

Shakir
And when the messengers are gathered at their appointed time

Pickthall
And when the messengers are brought unto their time appointed -

محمد جالندھری
اور جب پیغمبر فراہم کئے جائیں