Word by Word Analysis

وَمِنْ ءَايَـٰتِهِۦٓ أَن تَقُومَ ٱلسَّمَآءُ وَٱلْأَرْضُ بِأَمْرِهِۦ ۚ ثُمَّ إِذَا دَعَاكُمْ دَعْوَةً مِّنَ ٱلْأَرْضِ إِذَآ أَنتُمْ تَخْرُجُونَ 25

And of His signs is that the heaven and earth stand [i.e., remain] by His command. Then when He calls you with a [single] call from the earth, immediately you will come forth.