In 1955 and 1956, the Israel Postal Authority released a series of stamps showing symbols relating to the tribes of Israel.
Following is the stamp for Issachar, referring to 1 Chronicles 12:32:
Source: Israeli Philatelic Federation .
Verse: 1Chr 12:32
וּמִבְּנֵ֣י יִשָּׂשכָ֗ר יוֹדְעֵ֤י בִינָה֙ לַֽעִתִּ֔ים לָדַ֖עַת מַה־יַּעֲשֶׂ֣ה יִשְׂרָאֵ֑ל רָאשֵׁיהֶ֣ם מָאתַ֔יִם וְכָל־אֲחֵיהֶ֖ם עַל־פִּיהֶֽם׃ ס
32Of Issachar, those who had understanding of the times, to know what Israel ought to do, two hundred chiefs, and all their kindred under their command.
Retrieving the verse