اللَّهُمَّ ثَبِّتْ قَدَمَيَّ عَلَى الصِّرَاطِ يَوْمَ تَزِلُّ فِيهِ الْأَقْدَامُ
Allahumma thabbit qadamayya 'alas-sirati yawma tazillu fihil-aqdam
Ô Allah, affermis mes pieds sur le Pont (Sirat) le Jour où les pieds glisseront.
While washing the feet during wudu
This dua asks for firmness when crossing the Sirat bridge on the Day of Judgment.