बृहत्पाराशर होरा शास्त्र (महर्षि पराशर - सम्पूर्ण फलित ज्योतिष महाकोश सान्वय सटीक)

on the top of the vertical bar of 'थ'!
So it is simply: द + र्थ = "दर्थ"!
With पश्चा: "पश्चादर्थवृद्धिर्दिने दिने"!
That is 100% standard, beautiful Devanagari for "पश्चादर्थवृद्धिर्दिने दिने".

Now let's check line 17 again:
"दश:पेशे" vs "दशमेशे":
Let's look at line 17 very carefully.
Wait! Look at the first letter:
'द'
Then 'श'
Wait, look at the mark after 'श':
Is it a colon?
Wait, look at the letter 'म' in "कर्मेश" in line 11, line 15, line 19, line 23, line 25:
Wait, in line 17:
"द" "श" ":" "पे" "शे"
Wait, why is there a ':'?
Could it be 'दशमेशे' where the letter 'म' is smudged/broken?
Wait, look at the top of the ':' - is there an anusvara?
Wait, could it be 'दशमे' where 'म' broke?
Look at 'पे': it has a 'प' shape with 'े'.
Wait, why would 'म' look like 'पे'?
Could the word actually be "दश:पेशे"?
Wait, why would