Al-Ma'aarij • BN-TAFSEER-IBN-E-KASEER
﴿ وَٱلَّذِينَ هُم بِشَهَٰدَٰتِهِمْ قَآئِمُونَ ﴾
“and who stand firm whenever they bear witness;”
Please check ayah 70:35 for complete tafsir.