TIRMIDHI 2388:
from Abū Hurayrah —
"Indeed Allah Most High says: 'I am as My slave thinks of Me, and I am with him when He calls upon Me.'"
الترمذي ٢٣٨٨:
عن ابو هريره —
قَالَ رَسُولُ اللَّهِ ﷺ إِنَّ اللَّهَ يَقُولُ أَنَا عِنْدَ ظَنِّ عَبْدِي فِيَّ وَأَنَا مَعَهُ إِذَا دَعَانِي