יְהוָ֖ה בַּצַּ֣ר פְּקָד֑וּךָ צָק֣וּן לַ֔חַשׁ מוּסָרְךָ֖ לָֽמוֹ׃
SENHOR, na angústia te buscaram; quando lhes sobreveio a tua correção, derramaram-se em oração.
Ibn Ezra
The word they knew [Hebrew: yadun] ends with a nun , like “They poured out [Hebrew: ṣaqun] a silent prayer” [Isaiah 26: 16], and also “they camped [Hebrew: yaḥanun] on the other side of כ Arnon” [Judges 11: 18]. ...