H6739–צְלָא–tse.la

that they may present sweet odours to the God of the heavens, and pray for the life of the king and of his sons.

וּמְצַלַּ֕יִן (מְצַלַּ֕יִן) me.tza.La.yin “praying”

And when Daniel knew that the writing was signed, he went into his house; and, his windows being open in his upper chamber toward Jerusalem, he kneeled on his knees three times a day, and prayed and gave thanks before his God, as he did aforetime.

וּמְצַלֵּ֤א (מְצַלֵּ֤א) me.tza.Le' “[was] praying”