● The complete Hadith in Ṣaḥīḥ al-Bukhārī 6406 says:
○ "كَلِمَتَانِ خَفِيفَتَانِ عَلَى اللِّسَانِ، ثَقِيلَتَانِ فِي الْمِيزَانِ، حَبِيبَتَانِ إِلَى الرَّحْمَنِ: سُبْحَانَ اللَّهِ الْعَظِيمِ، سُبْحَانَ اللَّهِ وَبِحَمْدِهِ."
● The four highlighted dual forms in this Hadith and their singular forms are:
Dual
Meaning
Singular
Meaning
كَلِمَتَانِ
two statements
كَلِمَةٌ
statement/kalimah
حَبِيبَتَانِ
two beloved statements
حَبِيبَةٌ
beloved (feminine)
خَفِيفَتَانِ
two light statements
خَفِيفَةٌ
light (feminine)
ثَقِيلَتَانِ
two heavy statements
ثَقِيلَةٌ
heavy (feminine)