أَخْلَدَهُ

أَخْلَدَهُ is a complete verbal sentence (الجُمْلَةُ الفِعْلِيَّةُ) consisting of a verb, a subject and an object

الجُمْلَةُ الفِعْلِيَّةُفِعْلٌ وَمَفْعُوْلٌ بِهِ مَفْعُوْلٌ بِهِ فَاعِلٌ فِعْلٌ
Verbal sentenceVerb/hidden subject/object Object Subject Verb
Complete sentence Attached pronounhidden
it will make him abideأَخْلَدَهُ هُمُسْتَتِرٌ تَقْدِيْرُهُ هُوَ أَخْلَدَ
it will make him abide=Him+(he)+he/it will make abide
Surah/Below is the only verse in the holy Quran containing the verbal sentenceأَخْلَدَهُ
Verse
104-3he thinks that his wealth will make him abide forever (invincible)يَحْسَبُ أَنَّ مَالَهُ أَخْلَدَهُ